21141204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2309}}^1$

素因数の和:2432

約数の個数: 48

約数和(自身を含む): 56918400

約数和(自身を除く): 35777196

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 109, 218, 327, 436, 654, 763, 1308, 1526, 2289, 2309, 3052, 4578, 4618, 6927, 9156, 9236, 13854, 16163, 27708, 32326, 48489, 64652, 96978, 193956, 251681, 503362, 755043, 1006724, 1510086, 1761767, 3020172, 3523534, 5285301, 7047068, 10570602, 21141204]

約数ペア:

[(1, 21141204), (2, 10570602), (3, 7047068), (4, 5285301), (6, 3523534), (7, 3020172), (12, 1761767), (14, 1510086), (21, 1006724), (28, 755043), (42, 503362), (84, 251681), (109, 193956), (218, 96978), (327, 64652), (436, 48489), (654, 32326), (763, 27708), (1308, 16163), (1526, 13854), (2289, 9236), (2309, 9156), (3052, 6927), (4578, 4618)]