21192301

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{839}}^1$

素因数の和:948

約数の個数: 16

約数和(自身を含む): 23990400

約数和(自身を除く): 2798099

約数列:

[1, 13, 29, 67, 377, 839, 871, 1943, 10907, 24331, 25259, 56213, 316303, 730769, 1630177, 21192301]

約数ペア:

[(1, 21192301), (13, 1630177), (29, 730769), (67, 316303), (377, 56213), (839, 25259), (871, 24331), (1943, 10907)]