21522736

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{18427}}^1$

素因数の和:18508

約数の個数: 20

約数和(自身を含む): 42273832

約数和(自身を除く): 20751096

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 18427, 36854, 73708, 147416, 294832, 1345171, 2690342, 5380684, 10761368, 21522736]

約数ペア:

[(1, 21522736), (2, 10761368), (4, 5380684), (8, 2690342), (16, 1345171), (73, 294832), (146, 147416), (292, 73708), (584, 36854), (1168, 18427)]