21219232

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{11239}}^1$

素因数の和:11308

約数の個数: 24

約数和(自身を含む): 42487200

約数和(自身を除く): 21267968

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 236, 472, 944, 1888, 11239, 22478, 44956, 89912, 179824, 359648, 663101, 1326202, 2652404, 5304808, 10609616, 21219232]

約数ペア:

[(1, 21219232), (2, 10609616), (4, 5304808), (8, 2652404), (16, 1326202), (32, 663101), (59, 359648), (118, 179824), (236, 89912), (472, 44956), (944, 22478), (1888, 11239)]