21205650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{141371}}^1$

素因数の和:141386

約数の個数: 24

約数和(自身を含む): 52590384

約数和(自身を除く): 31384734

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 141371, 282742, 424113, 706855, 848226, 1413710, 2120565, 3534275, 4241130, 7068550, 10602825, 21205650]

約数ペア:

[(1, 21205650), (2, 10602825), (3, 7068550), (5, 4241130), (6, 3534275), (10, 2120565), (15, 1413710), (25, 848226), (30, 706855), (50, 424113), (75, 282742), (150, 141371)]