21488064

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{8609}}^1$

素因数の和:8637

約数の個数: 56

約数和(自身を含む): 61234320

約数和(自身を除く): 39746256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 8609, 17218, 25827, 34436, 51654, 68872, 103308, 111917, 137744, 206616, 223834, 275488, 335751, 413232, 447668, 550976, 671502, 826464, 895336, 1343004, 1652928, 1790672, 2686008, 3581344, 5372016, 7162688, 10744032, 21488064]

約数ペア:

[(1, 21488064), (2, 10744032), (3, 7162688), (4, 5372016), (6, 3581344), (8, 2686008), (12, 1790672), (13, 1652928), (16, 1343004), (24, 895336), (26, 826464), (32, 671502), (39, 550976), (48, 447668), (52, 413232), (64, 335751), (78, 275488), (96, 223834), (104, 206616), (156, 137744), (192, 111917), (208, 103308), (312, 68872), (416, 51654), (624, 34436), (832, 25827), (1248, 17218), (2496, 8609)]