21031332

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2297}}^1$

素因数の和:2420

約数の個数: 48

約数和(自身を含む): 56622720

約数和(自身を除く): 35591388

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2289, 2297, 3052, 4578, 4594, 6891, 9156, 9188, 13782, 16079, 27564, 32158, 48237, 64316, 96474, 192948, 250373, 500746, 751119, 1001492, 1502238, 1752611, 3004476, 3505222, 5257833, 7010444, 10515666, 21031332]

約数ペア:

[(1, 21031332), (2, 10515666), (3, 7010444), (4, 5257833), (6, 3505222), (7, 3004476), (12, 1752611), (14, 1502238), (21, 1001492), (28, 751119), (42, 500746), (84, 250373), (109, 192948), (218, 96474), (327, 64316), (436, 48237), (654, 32158), (763, 27564), (1308, 16079), (1526, 13782), (2289, 9188), (2297, 9156), (3052, 6891), (4578, 4594)]