21065010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{30529}}^1$

素因数の和:30562

約数の個数: 32

約数和(自身を含む): 52755840

約数和(自身を除く): 31690830

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 30529, 61058, 91587, 152645, 183174, 305290, 457935, 702167, 915870, 1404334, 2106501, 3510835, 4213002, 7021670, 10532505, 21065010]

約数ペア:

[(1, 21065010), (2, 10532505), (3, 7021670), (5, 4213002), (6, 3510835), (10, 2106501), (15, 1404334), (23, 915870), (30, 702167), (46, 457935), (69, 305290), (115, 183174), (138, 152645), (230, 91587), (345, 61058), (690, 30529)]