21975602

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 37511424

約数和(自身を除く): 15535822

約数列:

[1, 2, 11, 22, 47, 53, 94, 106, 401, 517, 583, 802, 1034, 1166, 2491, 4411, 4982, 8822, 18847, 21253, 27401, 37694, 42506, 54802, 207317, 233783, 414634, 467566, 998891, 1997782, 10987801, 21975602]

約数ペア:

[(1, 21975602), (2, 10987801), (11, 1997782), (22, 998891), (47, 467566), (53, 414634), (94, 233783), (106, 207317), (401, 54802), (517, 42506), (583, 37694), (802, 27401), (1034, 21253), (1166, 18847), (2491, 8822), (4411, 4982)]