21323163

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:714

約数の個数: 16

約数和(自身を含む): 28960256

約数和(自身を除く): 7637093

約数列:

[1, 3, 103, 151, 309, 453, 457, 1371, 15553, 46659, 47071, 69007, 141213, 207021, 7107721, 21323163]

約数ペア:

[(1, 21323163), (3, 7107721), (103, 207021), (151, 141213), (309, 69007), (453, 47071), (457, 46659), (1371, 15553)]