21951898

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{461}}^1\times {\mathrm{821}}^1$

素因数の和:1313

約数の個数: 16

約数和(自身を含む): 34178760

約数和(自身を除く): 12226862

約数列:

[1, 2, 29, 58, 461, 821, 922, 1642, 13369, 23809, 26738, 47618, 378481, 756962, 10975949, 21951898]

約数ペア:

[(1, 21951898), (2, 10975949), (29, 756962), (58, 378481), (461, 47618), (821, 26738), (922, 23809), (1642, 13369)]