21289596

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{467}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 51891840

約数和(自身を除く): 30602244

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 116, 131, 174, 262, 348, 393, 467, 524, 786, 934, 1401, 1572, 1868, 2802, 3799, 5604, 7598, 11397, 13543, 15196, 22794, 27086, 40629, 45588, 54172, 61177, 81258, 122354, 162516, 183531, 244708, 367062, 734124, 1774133, 3548266, 5322399, 7096532, 10644798, 21289596]

約数ペア:

[(1, 21289596), (2, 10644798), (3, 7096532), (4, 5322399), (6, 3548266), (12, 1774133), (29, 734124), (58, 367062), (87, 244708), (116, 183531), (131, 162516), (174, 122354), (262, 81258), (348, 61177), (393, 54172), (467, 45588), (524, 40629), (786, 27086), (934, 22794), (1401, 15196), (1572, 13543), (1868, 11397), (2802, 7598), (3799, 5604)]