21105532

素因数分解:

$2^2\times 7^1\times {\mathrm{179}}^1\times {\mathrm{4211}}^1$

素因数の和:4401

約数の個数: 24

約数和(自身を含む): 42456960

約数和(自身を除く): 21351428

約数列:

[1, 2, 4, 7, 14, 28, 179, 358, 716, 1253, 2506, 4211, 5012, 8422, 16844, 29477, 58954, 117908, 753769, 1507538, 3015076, 5276383, 10552766, 21105532]

約数ペア:

[(1, 21105532), (2, 10552766), (4, 5276383), (7, 3015076), (14, 1507538), (28, 753769), (179, 117908), (358, 58954), (716, 29477), (1253, 16844), (2506, 8422), (4211, 5012)]