21161778

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10343}}^1$

素因数の和:10390

約数の個数: 32

約数和(自身を含む): 47665152

約数和(自身を除く): 26503374

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 1023, 2046, 10343, 20686, 31029, 62058, 113773, 227546, 320633, 341319, 641266, 682638, 961899, 1923798, 3526963, 7053926, 10580889, 21161778]

約数ペア:

[(1, 21161778), (2, 10580889), (3, 7053926), (6, 3526963), (11, 1923798), (22, 961899), (31, 682638), (33, 641266), (62, 341319), (66, 320633), (93, 227546), (186, 113773), (341, 62058), (682, 31029), (1023, 20686), (2046, 10343)]