21158700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{70529}}^1$

素因数の和:70546

約数の個数: 36

約数和(自身を含む): 61220040

約数和(自身を除く): 40061340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 70529, 141058, 211587, 282116, 352645, 423174, 705290, 846348, 1057935, 1410580, 1763225, 2115870, 3526450, 4231740, 5289675, 7052900, 10579350, 21158700]

約数ペア:

[(1, 21158700), (2, 10579350), (3, 7052900), (4, 5289675), (5, 4231740), (6, 3526450), (10, 2115870), (12, 1763225), (15, 1410580), (20, 1057935), (25, 846348), (30, 705290), (50, 423174), (60, 352645), (75, 282116), (100, 211587), (150, 141058), (300, 70529)]