21432812

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{461}}^1$

素因数の和:721

約数の個数: 24

約数和(自身を含む): 38419920

約数和(自身を除く): 16987108

約数列:

[1, 2, 4, 59, 118, 197, 236, 394, 461, 788, 922, 1844, 11623, 23246, 27199, 46492, 54398, 90817, 108796, 181634, 363268, 5358203, 10716406, 21432812]

約数ペア:

[(1, 21432812), (2, 10716406), (4, 5358203), (59, 363268), (118, 181634), (197, 108796), (236, 90817), (394, 54398), (461, 46492), (788, 27199), (922, 23246), (1844, 11623)]