21192934

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:460

約数の個数: 32

約数和(自身を含む): 37691136

約数和(自身を除く): 16498202

約数列:

[1, 2, 7, 14, 37, 74, 163, 251, 259, 326, 502, 518, 1141, 1757, 2282, 3514, 6031, 9287, 12062, 18574, 40913, 42217, 65009, 81826, 84434, 130018, 286391, 572782, 1513781, 3027562, 10596467, 21192934]

約数ペア:

[(1, 21192934), (2, 10596467), (7, 3027562), (14, 1513781), (37, 572782), (74, 286391), (163, 130018), (251, 84434), (259, 81826), (326, 65009), (502, 42217), (518, 40913), (1141, 18574), (1757, 12062), (2282, 9287), (3514, 6031)]