21354603

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1571}}^1$

素因数の和:1794

約数の個数: 16

約数和(自身を含む): 29880576

約数和(自身を除く): 8525973

約数列:

[1, 3, 23, 69, 197, 591, 1571, 4531, 4713, 13593, 36133, 108399, 309487, 928461, 7118201, 21354603]

約数ペア:

[(1, 21354603), (3, 7118201), (23, 928461), (69, 309487), (197, 108399), (591, 36133), (1571, 13593), (4531, 4713)]