21940763976

素因数分解:

$2^3\times 3^3\times {\mathrm{331}}^1\times {\mathrm{397}}^1\times {\mathrm{773}}^1$

素因数の和:1516

約数の個数: 128

約数和(自身を含む): 61363958400

約数和(自身を除く): 39423194424

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 331, 397, 662, 773, 794, 993, 1191, 1324, 1546, 1588, 1986, 2319, 2382, 2648, 2979, 3092, 3176, 3573, 3972, 4638, 4764, 5958, 6184, 6957, 7146, 7944, 8937, 9276, 9528, 10719, 11916, 13914, 14292, 17874, 18552, 20871, 21438, 23832, 27828, 28584, 35748, 41742, 42876, 55656, 71496, 83484, 85752, 131407, 166968, 255863, 262814, 306881, 394221, 511726, 525628, 613762, 767589, 788442, 920643, 1023452, 1051256, 1182663, 1227524, 1535178, 1576884, 1841286, 2046904, 2302767, 2365326, 2455048, 2761929, 3070356, 3153768, 3547989, 3682572, 4605534, 4730652, 5523858, 6140712, 6908301, 7095978, 7365144, 8285787, 9211068, 9461304, 11047716, 13816602, 14191956, 16571574, 18422136, 22095432, 27633204, 28383912, 33143148, 55266408, 66286296, 101577611, 203155222, 304732833, 406310444, 609465666, 812620888, 914198499, 1218931332, 1828396998, 2437862664, 2742595497, 3656793996, 5485190994, 7313587992, 10970381988, 21940763976]

約数ペア:

[(1, 21940763976), (2, 10970381988), (3, 7313587992), (4, 5485190994), (6, 3656793996), (8, 2742595497), (9, 2437862664), (12, 1828396998), (18, 1218931332), (24, 914198499), (27, 812620888), (36, 609465666), (54, 406310444), (72, 304732833), (108, 203155222), (216, 101577611), (331, 66286296), (397, 55266408), (662, 33143148), (773, 28383912), (794, 27633204), (993, 22095432), (1191, 18422136), (1324, 16571574), (1546, 14191956), (1588, 13816602), (1986, 11047716), (2319, 9461304), (2382, 9211068), (2648, 8285787), (2979, 7365144), (3092, 7095978), (3176, 6908301), (3573, 6140712), (3972, 5523858), (4638, 4730652), (4764, 4605534), (5958, 3682572), (6184, 3547989), (6957, 3153768), (7146, 3070356), (7944, 2761929), (8937, 2455048), (9276, 2365326), (9528, 2302767), (10719, 2046904), (11916, 1841286), (13914, 1576884), (14292, 1535178), (17874, 1227524), (18552, 1182663), (20871, 1051256), (21438, 1023452), (23832, 920643), (27828, 788442), (28584, 767589), (35748, 613762), (41742, 525628), (42876, 511726), (55656, 394221), (71496, 306881), (83484, 262814), (85752, 255863), (131407, 166968)]