21929793

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1361}}^1$

素因数の和:1536

約数の個数: 16

約数和(自身を含む): 30203712

約数和(自身を除く): 8273919

約数列:

[1, 3, 41, 123, 131, 393, 1361, 4083, 5371, 16113, 55801, 167403, 178291, 534873, 7309931, 21929793]

約数ペア:

[(1, 21929793), (3, 7309931), (41, 534873), (123, 178291), (131, 167403), (393, 55801), (1361, 16113), (4083, 5371)]