21909088

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{16699}}^1$

素因数の和:16750

約数の個数: 24

約数和(自身を含む): 44188200

約数和(自身を除く): 22279112

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 16699, 33398, 66796, 133592, 267184, 534368, 684659, 1369318, 2738636, 5477272, 10954544, 21909088]

約数ペア:

[(1, 21909088), (2, 10954544), (4, 5477272), (8, 2738636), (16, 1369318), (32, 684659), (41, 534368), (82, 267184), (164, 133592), (328, 66796), (656, 33398), (1312, 16699)]