21972660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{366211}}^1$

素因数の和:366223

約数の個数: 24

約数和(自身を含む): 61523616

約数和(自身を除く): 39550956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 366211, 732422, 1098633, 1464844, 1831055, 2197266, 3662110, 4394532, 5493165, 7324220, 10986330, 21972660]

約数ペア:

[(1, 21972660), (2, 10986330), (3, 7324220), (4, 5493165), (5, 4394532), (6, 3662110), (10, 2197266), (12, 1831055), (15, 1464844), (20, 1098633), (30, 732422), (60, 366211)]