21584050

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{379}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 43256160

約数和(自身を除く): 21672110

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 67, 85, 134, 170, 335, 379, 425, 670, 758, 850, 1139, 1675, 1895, 2278, 3350, 3790, 5695, 6443, 9475, 11390, 12886, 18950, 25393, 28475, 32215, 50786, 56950, 64430, 126965, 161075, 253930, 322150, 431681, 634825, 863362, 1269650, 2158405, 4316810, 10792025, 21584050]

約数ペア:

[(1, 21584050), (2, 10792025), (5, 4316810), (10, 2158405), (17, 1269650), (25, 863362), (34, 634825), (50, 431681), (67, 322150), (85, 253930), (134, 161075), (170, 126965), (335, 64430), (379, 56950), (425, 50786), (670, 32215), (758, 28475), (850, 25393), (1139, 18950), (1675, 12886), (1895, 11390), (2278, 9475), (3350, 6443), (3790, 5695)]