21124442

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{5813}}^1$

素因数の和:5917

約数の個数: 16

約数和(自身を含む): 33488640

約数和(自身を除く): 12364198

約数列:

[1, 2, 23, 46, 79, 158, 1817, 3634, 5813, 11626, 133699, 267398, 459227, 918454, 10562221, 21124442]

約数ペア:

[(1, 21124442), (2, 10562221), (23, 918454), (46, 459227), (79, 267398), (158, 133699), (1817, 11626), (3634, 5813)]