21484620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{119359}}^1$

素因数の和:119374

約数の個数: 36

約数和(自身を含む): 65170560

約数和(自身を除く): 43685940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 119359, 238718, 358077, 477436, 596795, 716154, 1074231, 1193590, 1432308, 1790385, 2148462, 2387180, 3580770, 4296924, 5371155, 7161540, 10742310, 21484620]

約数ペア:

[(1, 21484620), (2, 10742310), (3, 7161540), (4, 5371155), (5, 4296924), (6, 3580770), (9, 2387180), (10, 2148462), (12, 1790385), (15, 1432308), (18, 1193590), (20, 1074231), (30, 716154), (36, 596795), (45, 477436), (60, 358077), (90, 238718), (180, 119359)]