21641226

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1486

約数の個数: 32

約数和(自身を含む): 45111168

約数和(自身を除く): 23469942

約数列:

[1, 2, 3, 6, 37, 71, 74, 111, 142, 213, 222, 426, 1373, 2627, 2746, 4119, 5254, 7881, 8238, 15762, 50801, 97483, 101602, 152403, 194966, 292449, 304806, 584898, 3606871, 7213742, 10820613, 21641226]

約数ペア:

[(1, 21641226), (2, 10820613), (3, 7213742), (6, 3606871), (37, 584898), (71, 304806), (74, 292449), (111, 194966), (142, 152403), (213, 101602), (222, 97483), (426, 50801), (1373, 15762), (2627, 8238), (2746, 7881), (4119, 5254)]