21806668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{18233}}^1$

素因数の和:18273

約数の個数: 24

約数和(自身を含む): 42886368

約数和(自身を除く): 21079700

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 299, 598, 1196, 18233, 36466, 72932, 237029, 419359, 474058, 838718, 948116, 1677436, 5451667, 10903334, 21806668]

約数ペア:

[(1, 21806668), (2, 10903334), (4, 5451667), (13, 1677436), (23, 948116), (26, 838718), (46, 474058), (52, 419359), (92, 237029), (299, 72932), (598, 36466), (1196, 18233)]