21227340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8629}}^1$

素因数の和:8682

約数の個数: 48

約数和(自身を含む): 60893280

約数和(自身を除く): 39665940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8629, 17258, 25887, 34516, 43145, 51774, 86290, 103548, 129435, 172580, 258870, 353789, 517740, 707578, 1061367, 1415156, 1768945, 2122734, 3537890, 4245468, 5306835, 7075780, 10613670, 21227340]

約数ペア:

[(1, 21227340), (2, 10613670), (3, 7075780), (4, 5306835), (5, 4245468), (6, 3537890), (10, 2122734), (12, 1768945), (15, 1415156), (20, 1061367), (30, 707578), (41, 517740), (60, 353789), (82, 258870), (123, 172580), (164, 129435), (205, 103548), (246, 86290), (410, 51774), (492, 43145), (615, 34516), (820, 25887), (1230, 17258), (2460, 8629)]