21269644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:334

約数の個数: 48

約数和(自身を含む): 42739200

約数和(自身を除く): 21469556

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 79, 116, 158, 211, 316, 319, 422, 638, 844, 869, 1276, 1738, 2291, 2321, 3476, 4582, 4642, 6119, 9164, 9284, 12238, 16669, 24476, 25201, 33338, 50402, 66676, 67309, 100804, 134618, 183359, 269236, 366718, 483401, 733436, 966802, 1933604, 5317411, 10634822, 21269644]

約数ペア:

[(1, 21269644), (2, 10634822), (4, 5317411), (11, 1933604), (22, 966802), (29, 733436), (44, 483401), (58, 366718), (79, 269236), (116, 183359), (158, 134618), (211, 100804), (316, 67309), (319, 66676), (422, 50402), (638, 33338), (844, 25201), (869, 24476), (1276, 16669), (1738, 12238), (2291, 9284), (2321, 9164), (3476, 6119), (4582, 4642)]