21475710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5077}}^1$

素因数の和:5137

約数の個数: 48

約数和(自身を含む): 57036096

約数和(自身を除く): 35560386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 5077, 10154, 15231, 25385, 30462, 45693, 50770, 76155, 91386, 152310, 228465, 238619, 456930, 477238, 715857, 1193095, 1431714, 2147571, 2386190, 3579285, 4295142, 7158570, 10737855, 21475710]

約数ペア:

[(1, 21475710), (2, 10737855), (3, 7158570), (5, 4295142), (6, 3579285), (9, 2386190), (10, 2147571), (15, 1431714), (18, 1193095), (30, 715857), (45, 477238), (47, 456930), (90, 238619), (94, 228465), (141, 152310), (235, 91386), (282, 76155), (423, 50770), (470, 45693), (705, 30462), (846, 25385), (1410, 15231), (2115, 10154), (4230, 5077)]