21162210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2927}}^1$

素因数の和:3178

約数の個数: 32

約数和(自身を含む): 51017472

約数和(自身を除く): 29855262

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2927, 3615, 5854, 7230, 8781, 14635, 17562, 29270, 43905, 87810, 705407, 1410814, 2116221, 3527035, 4232442, 7054070, 10581105, 21162210]

約数ペア:

[(1, 21162210), (2, 10581105), (3, 7054070), (5, 4232442), (6, 3527035), (10, 2116221), (15, 1410814), (30, 705407), (241, 87810), (482, 43905), (723, 29270), (1205, 17562), (1446, 14635), (2410, 8781), (2927, 7230), (3615, 5854)]