21915693826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{461}}^1\times {\mathrm{38903}}^1$

素因数の和:39426

約数の個数: 32

約数和(自身を含む): 36234874368

約数和(自身を除く): 14319180542

約数列:

[1, 2, 13, 26, 47, 94, 461, 611, 922, 1222, 5993, 11986, 21667, 38903, 43334, 77806, 281671, 505739, 563342, 1011478, 1828441, 3656882, 17934283, 23769733, 35868566, 47539466, 233145679, 466291358, 842911301, 1685822602, 10957846913, 21915693826]

約数ペア:

[(1, 21915693826), (2, 10957846913), (13, 1685822602), (26, 842911301), (47, 466291358), (94, 233145679), (461, 47539466), (611, 35868566), (922, 23769733), (1222, 17934283), (5993, 3656882), (11986, 1828441), (21667, 1011478), (38903, 563342), (43334, 505739), (77806, 281671)]