21634504

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1031}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 42229440

約数和(自身を除く): 20594936

約数列:

[1, 2, 4, 8, 43, 61, 86, 122, 172, 244, 344, 488, 1031, 2062, 2623, 4124, 5246, 8248, 10492, 20984, 44333, 62891, 88666, 125782, 177332, 251564, 354664, 503128, 2704313, 5408626, 10817252, 21634504]

約数ペア:

[(1, 21634504), (2, 10817252), (4, 5408626), (8, 2704313), (43, 503128), (61, 354664), (86, 251564), (122, 177332), (172, 125782), (244, 88666), (344, 62891), (488, 44333), (1031, 20984), (2062, 10492), (2623, 8248), (4124, 5246)]