21830178

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{21031}}^1$

素因数の和:21209

約数の個数: 16

約数和(自身を含む): 43914816

約数和(自身を除く): 22084638

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 21031, 42062, 63093, 126186, 3638363, 7276726, 10915089, 21830178]

約数ペア:

[(1, 21830178), (2, 10915089), (3, 7276726), (6, 3638363), (173, 126186), (346, 63093), (519, 42062), (1038, 21031)]