21680150

素因数分解:

$2^1\times 5^2\times {\mathrm{37}}^1\times {\mathrm{11719}}^1$

素因数の和:11768

約数の個数: 24

約数和(自身を含む): 41418480

約数和(自身を除く): 19738330

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 185, 370, 925, 1850, 11719, 23438, 58595, 117190, 292975, 433603, 585950, 867206, 2168015, 4336030, 10840075, 21680150]

約数ペア:

[(1, 21680150), (2, 10840075), (5, 4336030), (10, 2168015), (25, 867206), (37, 585950), (50, 433603), (74, 292975), (185, 117190), (370, 58595), (925, 23438), (1850, 11719)]