21642313427

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1\times {\mathrm{4273}}^1$

素因数の和:4659

約数の個数: 32

約数和(自身を含む): 26108464128

約数和(自身を除く): 4466150701

約数列:

[1, 7, 23, 161, 163, 193, 1141, 1351, 3749, 4273, 4439, 26243, 29911, 31073, 31459, 98279, 220213, 687953, 696499, 723557, 824689, 4875493, 5064899, 5772823, 16019477, 18967847, 112136339, 132774929, 134424307, 940970149, 3091759061, 21642313427]

約数ペア:

[(1, 21642313427), (7, 3091759061), (23, 940970149), (161, 134424307), (163, 132774929), (193, 112136339), (1141, 18967847), (1351, 16019477), (3749, 5772823), (4273, 5064899), (4439, 4875493), (26243, 824689), (29911, 723557), (31073, 696499), (31459, 687953), (98279, 220213)]