21081624

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{11119}}^1$

素因数の和:11207

約数の個数: 32

約数和(自身を含む): 53376000

約数和(自身を除く): 32294376

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 237, 316, 474, 632, 948, 1896, 11119, 22238, 33357, 44476, 66714, 88952, 133428, 266856, 878401, 1756802, 2635203, 3513604, 5270406, 7027208, 10540812, 21081624]

約数ペア:

[(1, 21081624), (2, 10540812), (3, 7027208), (4, 5270406), (6, 3513604), (8, 2635203), (12, 1756802), (24, 878401), (79, 266856), (158, 133428), (237, 88952), (316, 66714), (474, 44476), (632, 33357), (948, 22238), (1896, 11119)]