21236340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353939}}^1$

素因数の和:353951

約数の個数: 24

約数和(自身を含む): 59461920

約数和(自身を除く): 38225580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353939, 707878, 1061817, 1415756, 1769695, 2123634, 3539390, 4247268, 5309085, 7078780, 10618170, 21236340]

約数ペア:

[(1, 21236340), (2, 10618170), (3, 7078780), (4, 5309085), (5, 4247268), (6, 3539390), (10, 2123634), (12, 1769695), (15, 1415756), (20, 1061817), (30, 707878), (60, 353939)]