21663018

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{30859}}^1$

素因数の和:30883

約数の個数: 32

約数和(自身を含む): 51844800

約数和(自身を除く): 30181782

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 30859, 61718, 92577, 185154, 277731, 401167, 555462, 802334, 833193, 1203501, 1666386, 2407002, 3610503, 7221006, 10831509, 21663018]

約数ペア:

[(1, 21663018), (2, 10831509), (3, 7221006), (6, 3610503), (9, 2407002), (13, 1666386), (18, 1203501), (26, 833193), (27, 802334), (39, 555462), (54, 401167), (78, 277731), (117, 185154), (234, 92577), (351, 61718), (702, 30859)]