20996808

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{124981}}^1$

素因数の和:124997

約数の個数: 32

約数和(自身を含む): 59991360

約数和(自身を除く): 38994552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 124981, 249962, 374943, 499924, 749886, 874867, 999848, 1499772, 1749734, 2624601, 2999544, 3499468, 5249202, 6998936, 10498404, 20996808]

約数ペア:

[(1, 20996808), (2, 10498404), (3, 6998936), (4, 5249202), (6, 3499468), (7, 2999544), (8, 2624601), (12, 1749734), (14, 1499772), (21, 999848), (24, 874867), (28, 749886), (42, 499924), (56, 374943), (84, 249962), (168, 124981)]