21177120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{44119}}^1$

素因数の和:44137

約数の個数: 48

約数和(自身を含む): 66709440

約数和(自身を除く): 45532320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 44119, 88238, 132357, 176476, 220595, 264714, 352952, 441190, 529428, 661785, 705904, 882380, 1058856, 1323570, 1411808, 1764760, 2117712, 2647140, 3529520, 4235424, 5294280, 7059040, 10588560, 21177120]

約数ペア:

[(1, 21177120), (2, 10588560), (3, 7059040), (4, 5294280), (5, 4235424), (6, 3529520), (8, 2647140), (10, 2117712), (12, 1764760), (15, 1411808), (16, 1323570), (20, 1058856), (24, 882380), (30, 705904), (32, 661785), (40, 529428), (48, 441190), (60, 352952), (80, 264714), (96, 220595), (120, 176476), (160, 132357), (240, 88238), (480, 44119)]