21641888

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{23321}}^1$

素因数の和:23360

約数の個数: 24

約数和(自身を含む): 44078580

約数和(自身を除く): 22436692

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 116, 232, 464, 928, 23321, 46642, 93284, 186568, 373136, 676309, 746272, 1352618, 2705236, 5410472, 10820944, 21641888]

約数ペア:

[(1, 21641888), (2, 10820944), (4, 5410472), (8, 2705236), (16, 1352618), (29, 746272), (32, 676309), (58, 373136), (116, 186568), (232, 93284), (464, 46642), (928, 23321)]