21964830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{17027}}^1$

素因数の和:17080

約数の個数: 32

約数和(自身を含む): 53944704

約数和(自身を除く): 31979874

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 17027, 34054, 51081, 85135, 102162, 170270, 255405, 510810, 732161, 1464322, 2196483, 3660805, 4392966, 7321610, 10982415, 21964830]

約数ペア:

[(1, 21964830), (2, 10982415), (3, 7321610), (5, 4392966), (6, 3660805), (10, 2196483), (15, 1464322), (30, 732161), (43, 510810), (86, 255405), (129, 170270), (215, 102162), (258, 85135), (430, 51081), (645, 34054), (1290, 17027)]