2153805213

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1404961}}^1$

素因数の和:1405044

約数の個数: 16

約数和(自身を含む): 3326950016

約数和(自身を除く): 1173144803

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 1404961, 4214883, 9834727, 29504181, 102562153, 307686459, 717935071, 2153805213]

約数ペア:

[(1, 2153805213), (3, 717935071), (7, 307686459), (21, 102562153), (73, 29504181), (219, 9834727), (511, 4214883), (1533, 1404961)]