21394977

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{353}}^1$

素因数の和:672

約数の個数: 16

約数和(自身を含む): 29056320

約数和(自身を除く): 7661343

約数列:

[1, 3, 89, 227, 267, 353, 681, 1059, 20203, 31417, 60609, 80131, 94251, 240393, 7131659, 21394977]

約数ペア:

[(1, 21394977), (3, 7131659), (89, 240393), (227, 94251), (267, 80131), (353, 60609), (681, 31417), (1059, 20203)]