21975464

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5857}}^1$

素因数の和:5937

約数の個数: 32

約数和(自身を含む): 47801280

約数和(自身を除く): 25825816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5857, 11714, 23428, 40999, 46856, 81998, 163996, 327992, 392419, 784838, 1569676, 2746933, 3139352, 5493866, 10987732, 21975464]

約数ペア:

[(1, 21975464), (2, 10987732), (4, 5493866), (7, 3139352), (8, 2746933), (14, 1569676), (28, 784838), (56, 392419), (67, 327992), (134, 163996), (268, 81998), (469, 46856), (536, 40999), (938, 23428), (1876, 11714), (3752, 5857)]