21431634

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{7187}}^1$

素因数の和:7270

約数の個数: 32

約数和(自身を含む): 49683456

約数和(自身を除く): 28251822

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 7187, 14374, 21561, 43122, 50309, 100618, 150927, 301854, 510277, 1020554, 1530831, 3061662, 3571939, 7143878, 10715817, 21431634]

約数ペア:

[(1, 21431634), (2, 10715817), (3, 7143878), (6, 3571939), (7, 3061662), (14, 1530831), (21, 1020554), (42, 510277), (71, 301854), (142, 150927), (213, 100618), (426, 50309), (497, 43122), (994, 21561), (1491, 14374), (2982, 7187)]