21097210

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3163}}^1$

素因数の和:3222

約数の個数: 32

約数和(自身を含む): 41005440

約数和(自身を除く): 19908230

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3163, 3335, 6326, 6670, 15815, 31630, 72749, 91727, 145498, 183454, 363745, 458635, 727490, 917270, 2109721, 4219442, 10548605, 21097210]

約数ペア:

[(1, 21097210), (2, 10548605), (5, 4219442), (10, 2109721), (23, 917270), (29, 727490), (46, 458635), (58, 363745), (115, 183454), (145, 145498), (230, 91727), (290, 72749), (667, 31630), (1334, 15815), (3163, 6670), (3335, 6326)]