21160786735

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{20113}}^1$

素因数の和:20224

約数の個数: 48

約数和(自身を含む): 29276972928

約数和(自身を除く): 8116186193

約数列:

[1, 5, 11, 37, 47, 55, 121, 185, 235, 407, 517, 605, 1739, 2035, 2585, 4477, 5687, 8695, 19129, 20113, 22385, 28435, 95645, 100565, 210419, 221243, 744181, 945311, 1052095, 1106215, 2433673, 3720905, 4726555, 8185991, 10398421, 12168365, 34976507, 40929955, 51992105, 90045901, 114382631, 174882535, 384741577, 450229505, 571913155, 1923707885, 4232157347, 21160786735]

約数ペア:

[(1, 21160786735), (5, 4232157347), (11, 1923707885), (37, 571913155), (47, 450229505), (55, 384741577), (121, 174882535), (185, 114382631), (235, 90045901), (407, 51992105), (517, 40929955), (605, 34976507), (1739, 12168365), (2035, 10398421), (2585, 8185991), (4477, 4726555), (5687, 3720905), (8695, 2433673), (19129, 1106215), (20113, 1052095), (22385, 945311), (28435, 744181), (95645, 221243), (100565, 210419)]