21090848

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{11171}}^1$

素因数の和:11240

約数の個数: 24

約数和(自身を含む): 42230160

約数和(自身を除く): 21139312

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 236, 472, 944, 1888, 11171, 22342, 44684, 89368, 178736, 357472, 659089, 1318178, 2636356, 5272712, 10545424, 21090848]

約数ペア:

[(1, 21090848), (2, 10545424), (4, 5272712), (8, 2636356), (16, 1318178), (32, 659089), (59, 357472), (118, 178736), (236, 89368), (472, 44684), (944, 22342), (1888, 11171)]