21586572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{85661}}^1$

素因数の和:85678

約数の個数: 36

約数和(自身を含む): 62361936

約数和(自身を除く): 40775364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 85661, 171322, 256983, 342644, 513966, 599627, 770949, 1027932, 1199254, 1541898, 1798881, 2398508, 3083796, 3597762, 5396643, 7195524, 10793286, 21586572]

約数ペア:

[(1, 21586572), (2, 10793286), (3, 7195524), (4, 5396643), (6, 3597762), (7, 3083796), (9, 2398508), (12, 1798881), (14, 1541898), (18, 1199254), (21, 1027932), (28, 770949), (36, 599627), (42, 513966), (63, 342644), (84, 256983), (126, 171322), (252, 85661)]