21431088

素因数分解:

$2^4\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:416

約数の個数: 160

約数和(自身を含む): 74201600

約数和(自身を除く): 52770512

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 27, 28, 36, 38, 42, 48, 54, 56, 57, 63, 72, 76, 84, 108, 112, 114, 126, 133, 144, 152, 168, 171, 189, 216, 228, 252, 266, 304, 336, 342, 373, 378, 399, 432, 456, 504, 513, 532, 684, 746, 756, 798, 912, 1008, 1026, 1064, 1119, 1197, 1368, 1492, 1512, 1596, 2052, 2128, 2238, 2394, 2611, 2736, 2984, 3024, 3192, 3357, 3591, 4104, 4476, 4788, 5222, 5968, 6384, 6714, 7087, 7182, 7833, 8208, 8952, 9576, 10071, 10444, 13428, 14174, 14364, 15666, 17904, 19152, 20142, 20888, 21261, 23499, 26856, 28348, 28728, 31332, 40284, 41776, 42522, 46998, 49609, 53712, 56696, 57456, 62664, 63783, 70497, 80568, 85044, 93996, 99218, 113392, 125328, 127566, 140994, 148827, 161136, 170088, 187992, 191349, 198436, 255132, 281988, 297654, 340176, 375984, 382698, 396872, 446481, 510264, 563976, 595308, 765396, 793744, 892962, 1020528, 1127952, 1190616, 1339443, 1530792, 1785924, 2381232, 2678886, 3061584, 3571848, 5357772, 7143696, 10715544, 21431088]

約数ペア:

[(1, 21431088), (2, 10715544), (3, 7143696), (4, 5357772), (6, 3571848), (7, 3061584), (8, 2678886), (9, 2381232), (12, 1785924), (14, 1530792), (16, 1339443), (18, 1190616), (19, 1127952), (21, 1020528), (24, 892962), (27, 793744), (28, 765396), (36, 595308), (38, 563976), (42, 510264), (48, 446481), (54, 396872), (56, 382698), (57, 375984), (63, 340176), (72, 297654), (76, 281988), (84, 255132), (108, 198436), (112, 191349), (114, 187992), (126, 170088), (133, 161136), (144, 148827), (152, 140994), (168, 127566), (171, 125328), (189, 113392), (216, 99218), (228, 93996), (252, 85044), (266, 80568), (304, 70497), (336, 63783), (342, 62664), (373, 57456), (378, 56696), (399, 53712), (432, 49609), (456, 46998), (504, 42522), (513, 41776), (532, 40284), (684, 31332), (746, 28728), (756, 28348), (798, 26856), (912, 23499), (1008, 21261), (1026, 20888), (1064, 20142), (1119, 19152), (1197, 17904), (1368, 15666), (1492, 14364), (1512, 14174), (1596, 13428), (2052, 10444), (2128, 10071), (2238, 9576), (2394, 8952), (2611, 8208), (2736, 7833), (2984, 7182), (3024, 7087), (3192, 6714), (3357, 6384), (3591, 5968), (4104, 5222), (4476, 4788)]