21882095

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{659}}^1$

素因数の和:922

約数の個数: 16

約数和(自身を含む): 27324000

約数和(自身を除く): 5441905

約数列:

[1, 5, 29, 145, 229, 659, 1145, 3295, 6641, 19111, 33205, 95555, 150911, 754555, 4376419, 21882095]

約数ペア:

[(1, 21882095), (5, 4376419), (29, 754555), (145, 150911), (229, 95555), (659, 33205), (1145, 19111), (3295, 6641)]