21963208

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2309}}^1$

素因数の和:2385

約数の個数: 32

約数和(自身を含む): 43659000

約数和(自身を除く): 21695792

約数列:

[1, 2, 4, 8, 29, 41, 58, 82, 116, 164, 232, 328, 1189, 2309, 2378, 4618, 4756, 9236, 9512, 18472, 66961, 94669, 133922, 189338, 267844, 378676, 535688, 757352, 2745401, 5490802, 10981604, 21963208]

約数ペア:

[(1, 21963208), (2, 10981604), (4, 5490802), (8, 2745401), (29, 757352), (41, 535688), (58, 378676), (82, 267844), (116, 189338), (164, 133922), (232, 94669), (328, 66961), (1189, 18472), (2309, 9512), (2378, 9236), (4618, 4756)]