21394046

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2059

約数の個数: 16

約数和(自身を含む): 33127920

約数和(自身を除く): 11733874

約数列:

[1, 2, 41, 82, 139, 278, 1877, 3754, 5699, 11398, 76957, 153914, 260903, 521806, 10697023, 21394046]

約数ペア:

[(1, 21394046), (2, 10697023), (41, 521806), (82, 260903), (139, 153914), (278, 76957), (1877, 11398), (3754, 5699)]