21000252004

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{1014113}}^1$

素因数の和:1014315

約数の個数: 24

約数和(自身を含む): 38163138048

約数和(自身を除く): 17162886044

約数列:

[1, 2, 4, 31, 62, 124, 167, 334, 668, 5177, 10354, 20708, 1014113, 2028226, 4056452, 31437503, 62875006, 125750012, 169356871, 338713742, 677427484, 5250063001, 10500126002, 21000252004]

約数ペア:

[(1, 21000252004), (2, 10500126002), (4, 5250063001), (31, 677427484), (62, 338713742), (124, 169356871), (167, 125750012), (334, 62875006), (668, 31437503), (5177, 4056452), (10354, 2028226), (20708, 1014113)]