16421499

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:427

約数の個数: 24

約数和(自身を含む): 24387792

約数和(自身を除く): 7966293

約数列:

[1, 3, 9, 67, 113, 201, 241, 339, 603, 723, 1017, 2169, 7571, 16147, 22713, 27233, 48441, 68139, 81699, 145323, 245097, 1824611, 5473833, 16421499]

約数ペア:

[(1, 16421499), (3, 5473833), (9, 1824611), (67, 245097), (113, 145323), (201, 81699), (241, 68139), (339, 48441), (603, 27233), (723, 22713), (1017, 16147), (2169, 7571)]