21979657576

素因数分解:

$2^3\times {\mathrm{97}}^1\times {\mathrm{461}}^1\times {\mathrm{61441}}^1$

素因数の和:62005

約数の個数: 32

約数和(自身を含む): 41727719880

約数和(自身を除く): 19748062304

約数列:

[1, 2, 4, 8, 97, 194, 388, 461, 776, 922, 1844, 3688, 44717, 61441, 89434, 122882, 178868, 245764, 357736, 491528, 5959777, 11919554, 23839108, 28324301, 47678216, 56648602, 113297204, 226594408, 2747457197, 5494914394, 10989828788, 21979657576]

約数ペア:

[(1, 21979657576), (2, 10989828788), (4, 5494914394), (8, 2747457197), (97, 226594408), (194, 113297204), (388, 56648602), (461, 47678216), (776, 28324301), (922, 23839108), (1844, 11919554), (3688, 5959777), (44717, 491528), (61441, 357736), (89434, 245764), (122882, 178868)]