22121577

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:813

約数の個数: 24

約数和(自身を含む): 33359040

約数和(自身を除く): 11237463

約数列:

[1, 3, 9, 29, 87, 131, 261, 393, 647, 1179, 1941, 3799, 5823, 11397, 18763, 34191, 56289, 84757, 168867, 254271, 762813, 2457953, 7373859, 22121577]

約数ペア:

[(1, 22121577), (3, 7373859), (9, 2457953), (29, 762813), (87, 254271), (131, 168867), (261, 84757), (393, 56289), (647, 34191), (1179, 18763), (1941, 11397), (3799, 5823)]