21536502

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{9521}}^1$

素因数の和:9568

約数の個数: 32

約数和(自身を含む): 47990880

約数和(自身を除く): 26454378

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 377, 754, 1131, 2262, 9521, 19042, 28563, 57126, 123773, 247546, 276109, 371319, 552218, 742638, 828327, 1656654, 3589417, 7178834, 10768251, 21536502]

約数ペア:

[(1, 21536502), (2, 10768251), (3, 7178834), (6, 3589417), (13, 1656654), (26, 828327), (29, 742638), (39, 552218), (58, 371319), (78, 276109), (87, 247546), (174, 123773), (377, 57126), (754, 28563), (1131, 19042), (2262, 9521)]