21259287936

素因数分解:

$2^7\times 3^2\times {\mathrm{127}}^1\times {\mathrm{331}}^1\times {\mathrm{439}}^1$

素因数の和:917

約数の個数: 192

約数和(自身を含む): 61984665600

約数和(自身を除く): 40725377664

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 127, 128, 144, 192, 254, 288, 331, 381, 384, 439, 508, 576, 662, 762, 878, 993, 1016, 1143, 1152, 1317, 1324, 1524, 1756, 1986, 2032, 2286, 2634, 2648, 2979, 3048, 3512, 3951, 3972, 4064, 4572, 5268, 5296, 5958, 6096, 7024, 7902, 7944, 8128, 9144, 10536, 10592, 11916, 12192, 14048, 15804, 15888, 16256, 18288, 21072, 21184, 23832, 24384, 28096, 31608, 31776, 36576, 42037, 42144, 42368, 47664, 48768, 55753, 56192, 63216, 63552, 73152, 84074, 84288, 95328, 111506, 126111, 126432, 127104, 145309, 146304, 167259, 168148, 168576, 190656, 223012, 252222, 252864, 290618, 334518, 336296, 378333, 381312, 435927, 446024, 501777, 504444, 505728, 581236, 669036, 672592, 756666, 871854, 892048, 1003554, 1008888, 1162472, 1307781, 1338072, 1345184, 1513332, 1743708, 1784096, 2007108, 2017776, 2324944, 2615562, 2676144, 2690368, 3026664, 3487416, 3568192, 4014216, 4035552, 4649888, 5231124, 5352288, 5380736, 6053328, 6974832, 7136384, 8028432, 8071104, 9299776, 10462248, 10704576, 12106656, 13949664, 16056864, 16142208, 18454243, 18599552, 20924496, 21409152, 24213312, 27899328, 32113728, 36908486, 41848992, 48426624, 55362729, 55798656, 64227456, 73816972, 83697984, 110725458, 147633944, 166088187, 167395968, 221450916, 295267888, 332176374, 442901832, 590535776, 664352748, 885803664, 1181071552, 1328705496, 1771607328, 2362143104, 2657410992, 3543214656, 5314821984, 7086429312, 10629643968, 21259287936]

約数ペア:

[(1, 21259287936), (2, 10629643968), (3, 7086429312), (4, 5314821984), (6, 3543214656), (8, 2657410992), (9, 2362143104), (12, 1771607328), (16, 1328705496), (18, 1181071552), (24, 885803664), (32, 664352748), (36, 590535776), (48, 442901832), (64, 332176374), (72, 295267888), (96, 221450916), (127, 167395968), (128, 166088187), (144, 147633944), (192, 110725458), (254, 83697984), (288, 73816972), (331, 64227456), (381, 55798656), (384, 55362729), (439, 48426624), (508, 41848992), (576, 36908486), (662, 32113728), (762, 27899328), (878, 24213312), (993, 21409152), (1016, 20924496), (1143, 18599552), (1152, 18454243), (1317, 16142208), (1324, 16056864), (1524, 13949664), (1756, 12106656), (1986, 10704576), (2032, 10462248), (2286, 9299776), (2634, 8071104), (2648, 8028432), (2979, 7136384), (3048, 6974832), (3512, 6053328), (3951, 5380736), (3972, 5352288), (4064, 5231124), (4572, 4649888), (5268, 4035552), (5296, 4014216), (5958, 3568192), (6096, 3487416), (7024, 3026664), (7902, 2690368), (7944, 2676144), (8128, 2615562), (9144, 2324944), (10536, 2017776), (10592, 2007108), (11916, 1784096), (12192, 1743708), (14048, 1513332), (15804, 1345184), (15888, 1338072), (16256, 1307781), (18288, 1162472), (21072, 1008888), (21184, 1003554), (23832, 892048), (24384, 871854), (28096, 756666), (31608, 672592), (31776, 669036), (36576, 581236), (42037, 505728), (42144, 504444), (42368, 501777), (47664, 446024), (48768, 435927), (55753, 381312), (56192, 378333), (63216, 336296), (63552, 334518), (73152, 290618), (84074, 252864), (84288, 252222), (95328, 223012), (111506, 190656), (126111, 168576), (126432, 168148), (127104, 167259), (145309, 146304)]