21848138

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{941}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 37981440

約数和(自身を除く): 16133302

約数列:

[1, 2, 13, 19, 26, 38, 47, 94, 247, 494, 611, 893, 941, 1222, 1786, 1882, 11609, 12233, 17879, 23218, 24466, 35758, 44227, 88454, 232427, 464854, 574951, 840313, 1149902, 1680626, 10924069, 21848138]

約数ペア:

[(1, 21848138), (2, 10924069), (13, 1680626), (19, 1149902), (26, 840313), (38, 574951), (47, 464854), (94, 232427), (247, 88454), (494, 44227), (611, 35758), (893, 24466), (941, 23218), (1222, 17879), (1786, 12233), (1882, 11609)]