21686316

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{617}}^1$

素因数の和:754

約数の個数: 48

約数和(自身を含む): 52950240

約数和(自身を除く): 31263924

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 101, 116, 174, 202, 303, 348, 404, 606, 617, 1212, 1234, 1851, 2468, 2929, 3702, 5858, 7404, 8787, 11716, 17574, 17893, 35148, 35786, 53679, 62317, 71572, 107358, 124634, 186951, 214716, 249268, 373902, 747804, 1807193, 3614386, 5421579, 7228772, 10843158, 21686316]

約数ペア:

[(1, 21686316), (2, 10843158), (3, 7228772), (4, 5421579), (6, 3614386), (12, 1807193), (29, 747804), (58, 373902), (87, 249268), (101, 214716), (116, 186951), (174, 124634), (202, 107358), (303, 71572), (348, 62317), (404, 53679), (606, 35786), (617, 35148), (1212, 17893), (1234, 17574), (1851, 11716), (2468, 8787), (2929, 7404), (3702, 5858)]