21121412

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23893}}^1$

素因数の和:23927

約数の個数: 24

約数和(自身を含む): 42149016

約数和(自身を除く): 21027604

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 23893, 47786, 95572, 310609, 406181, 621218, 812362, 1242436, 1624724, 5280353, 10560706, 21121412]

約数ペア:

[(1, 21121412), (2, 10560706), (4, 5280353), (13, 1624724), (17, 1242436), (26, 812362), (34, 621218), (52, 406181), (68, 310609), (221, 95572), (442, 47786), (884, 23893)]