21083694945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1395809}}^1$

素因数の和:1395889

約数の個数: 32

約数和(自身を含む): 36179395200

約数和(自身を除く): 15095700255

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 265, 285, 795, 1007, 3021, 5035, 15105, 1395809, 4187427, 6979045, 20937135, 26520371, 73977877, 79561113, 132601855, 221933631, 369889385, 397805565, 1109668155, 1405579663, 4216738989, 7027898315, 21083694945]

約数ペア:

[(1, 21083694945), (3, 7027898315), (5, 4216738989), (15, 1405579663), (19, 1109668155), (53, 397805565), (57, 369889385), (95, 221933631), (159, 132601855), (265, 79561113), (285, 73977877), (795, 26520371), (1007, 20937135), (3021, 6979045), (5035, 4187427), (15105, 1395809)]