821570222

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{10859}}^1$

素因数の和:11072

約数の個数: 32

約数和(自身を含む): 1423094400

約数和(自身を除く): 601524178

約数列:

[1, 2, 11, 19, 22, 38, 181, 209, 362, 418, 1991, 3439, 3982, 6878, 10859, 21718, 37829, 75658, 119449, 206321, 238898, 412642, 1965479, 2269531, 3930958, 4539062, 21620269, 37344101, 43240538, 74688202, 410785111, 821570222]

約数ペア:

[(1, 821570222), (2, 410785111), (11, 74688202), (19, 43240538), (22, 37344101), (38, 21620269), (181, 4539062), (209, 3930958), (362, 2269531), (418, 1965479), (1991, 412642), (3439, 238898), (3982, 206321), (6878, 119449), (10859, 75658), (21718, 37829)]