21548808

素因数分解:

$2^3\times 3^3\times {\mathrm{67}}^1\times {\mathrm{1489}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 60792000

約数和(自身を除く): 39243192

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 67, 72, 108, 134, 201, 216, 268, 402, 536, 603, 804, 1206, 1489, 1608, 1809, 2412, 2978, 3618, 4467, 4824, 5956, 7236, 8934, 11912, 13401, 14472, 17868, 26802, 35736, 40203, 53604, 80406, 99763, 107208, 160812, 199526, 299289, 321624, 399052, 598578, 798104, 897867, 1197156, 1795734, 2394312, 2693601, 3591468, 5387202, 7182936, 10774404, 21548808]

約数ペア:

[(1, 21548808), (2, 10774404), (3, 7182936), (4, 5387202), (6, 3591468), (8, 2693601), (9, 2394312), (12, 1795734), (18, 1197156), (24, 897867), (27, 798104), (36, 598578), (54, 399052), (67, 321624), (72, 299289), (108, 199526), (134, 160812), (201, 107208), (216, 99763), (268, 80406), (402, 53604), (536, 40203), (603, 35736), (804, 26802), (1206, 17868), (1489, 14472), (1608, 13401), (1809, 11912), (2412, 8934), (2978, 7236), (3618, 5956), (4467, 4824)]