21622710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{5261}}^1$

素因数の和:5408

約数の個数: 32

約数和(自身を含む): 52283232

約数和(自身を除く): 30660522

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 137, 274, 411, 685, 822, 1370, 2055, 4110, 5261, 10522, 15783, 26305, 31566, 52610, 78915, 157830, 720757, 1441514, 2162271, 3603785, 4324542, 7207570, 10811355, 21622710]

約数ペア:

[(1, 21622710), (2, 10811355), (3, 7207570), (5, 4324542), (6, 3603785), (10, 2162271), (15, 1441514), (30, 720757), (137, 157830), (274, 78915), (411, 52610), (685, 31566), (822, 26305), (1370, 15783), (2055, 10522), (4110, 5261)]