21882260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{23279}}^1$

素因数の和:23335

約数の個数: 24

約数和(自身を含む): 46932480

約数和(自身を除く): 25050220

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 23279, 46558, 93116, 116395, 232790, 465580, 1094113, 2188226, 4376452, 5470565, 10941130, 21882260]

約数ペア:

[(1, 21882260), (2, 10941130), (4, 5470565), (5, 4376452), (10, 2188226), (20, 1094113), (47, 465580), (94, 232790), (188, 116395), (235, 93116), (470, 46558), (940, 23279)]