21370980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{6037}}^1$

素因数の和:6108

約数の個数: 48

約数和(自身を含む): 60863040

約数和(自身を除く): 39492060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 6037, 12074, 18111, 24148, 30185, 36222, 60370, 72444, 90555, 120740, 181110, 356183, 362220, 712366, 1068549, 1424732, 1780915, 2137098, 3561830, 4274196, 5342745, 7123660, 10685490, 21370980]

約数ペア:

[(1, 21370980), (2, 10685490), (3, 7123660), (4, 5342745), (5, 4274196), (6, 3561830), (10, 2137098), (12, 1780915), (15, 1424732), (20, 1068549), (30, 712366), (59, 362220), (60, 356183), (118, 181110), (177, 120740), (236, 90555), (295, 72444), (354, 60370), (590, 36222), (708, 30185), (885, 24148), (1180, 18111), (1770, 12074), (3540, 6037)]