21069694528

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{601}}^1\times {\mathrm{12739}}^1$

素因数の和:13395

約数の個数: 56

約数和(自身を含む): 42857054240

約数和(自身を除く): 21787359712

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 172, 344, 601, 688, 1202, 1376, 2404, 2752, 4808, 9616, 12739, 19232, 25478, 25843, 38464, 50956, 51686, 101912, 103372, 203824, 206744, 407648, 413488, 547777, 815296, 826976, 1095554, 1653952, 2191108, 4382216, 7656139, 8764432, 15312278, 17528864, 30624556, 35057728, 61249112, 122498224, 244996448, 329213977, 489992896, 658427954, 1316855908, 2633711816, 5267423632, 10534847264, 21069694528]

約数ペア:

[(1, 21069694528), (2, 10534847264), (4, 5267423632), (8, 2633711816), (16, 1316855908), (32, 658427954), (43, 489992896), (64, 329213977), (86, 244996448), (172, 122498224), (344, 61249112), (601, 35057728), (688, 30624556), (1202, 17528864), (1376, 15312278), (2404, 8764432), (2752, 7656139), (4808, 4382216), (9616, 2191108), (12739, 1653952), (19232, 1095554), (25478, 826976), (25843, 815296), (38464, 547777), (50956, 413488), (51686, 407648), (101912, 206744), (103372, 203824)]