2100090279

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{18661}}^1$

素因数の和:18927

約数の個数: 32

約数和(自身を含む): 3353785344

約数和(自身を除く): 1253695065

約数列:

[1, 3, 7, 21, 23, 69, 161, 233, 483, 699, 1631, 4893, 5359, 16077, 18661, 37513, 55983, 112539, 130627, 391881, 429203, 1287609, 3004421, 4348013, 9013263, 13044039, 30436091, 91308273, 100004299, 300012897, 700030093, 2100090279]

約数ペア:

[(1, 2100090279), (3, 700030093), (7, 300012897), (21, 100004299), (23, 91308273), (69, 30436091), (161, 13044039), (233, 9013263), (483, 4348013), (699, 3004421), (1631, 1287609), (4893, 429203), (5359, 391881), (16077, 130627), (18661, 112539), (37513, 55983)]