21524132

素因数分解:

$2^2\times 7^2\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:780

約数の個数: 36

約数和(自身を含む): 44121420

約数和(自身を除く): 22597288

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 193, 196, 386, 569, 772, 1138, 1351, 2276, 2702, 3983, 5404, 7966, 9457, 15932, 18914, 27881, 37828, 55762, 109817, 111524, 219634, 439268, 768719, 1537438, 3074876, 5381033, 10762066, 21524132]

約数ペア:

[(1, 21524132), (2, 10762066), (4, 5381033), (7, 3074876), (14, 1537438), (28, 768719), (49, 439268), (98, 219634), (193, 111524), (196, 109817), (386, 55762), (569, 37828), (772, 27881), (1138, 18914), (1351, 15932), (2276, 9457), (2702, 7966), (3983, 5404)]