21617076

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{138571}}^1$

素因数の和:138591

約数の個数: 24

約数和(自身を含む): 54320224

約数和(自身を除く): 32703148

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 138571, 277142, 415713, 554284, 831426, 1662852, 1801423, 3602846, 5404269, 7205692, 10808538, 21617076]

約数ペア:

[(1, 21617076), (2, 10808538), (3, 7205692), (4, 5404269), (6, 3602846), (12, 1801423), (13, 1662852), (26, 831426), (39, 554284), (52, 415713), (78, 277142), (156, 138571)]