21732268

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:889

約数の個数: 24

約数和(自身を含む): 38964800

約数和(自身を除く): 17232532

約数列:

[1, 2, 4, 79, 97, 158, 194, 316, 388, 709, 1418, 2836, 7663, 15326, 30652, 56011, 68773, 112022, 137546, 224044, 275092, 5433067, 10866134, 21732268]

約数ペア:

[(1, 21732268), (2, 10866134), (4, 5433067), (79, 275092), (97, 224044), (158, 137546), (194, 112022), (316, 68773), (388, 56011), (709, 30652), (1418, 15326), (2836, 7663)]