21910860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{121727}}^1$

素因数の和:121742

約数の個数: 36

約数和(自身を含む): 66463488

約数和(自身を除く): 44552628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 121727, 243454, 365181, 486908, 608635, 730362, 1095543, 1217270, 1460724, 1825905, 2191086, 2434540, 3651810, 4382172, 5477715, 7303620, 10955430, 21910860]

約数ペア:

[(1, 21910860), (2, 10955430), (3, 7303620), (4, 5477715), (5, 4382172), (6, 3651810), (9, 2434540), (10, 2191086), (12, 1825905), (15, 1460724), (18, 1217270), (20, 1095543), (30, 730362), (36, 608635), (45, 486908), (60, 365181), (90, 243454), (180, 121727)]