21960966

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{21157}}^1$

素因数の和:21335

約数の個数: 16

約数和(自身を含む): 44177904

約数和(自身を除く): 22216938

約数列:

[1, 2, 3, 6, 173, 346, 519, 1038, 21157, 42314, 63471, 126942, 3660161, 7320322, 10980483, 21960966]

約数ペア:

[(1, 21960966), (2, 10980483), (3, 7320322), (6, 3660161), (173, 126942), (346, 63471), (519, 42314), (1038, 21157)]