21765906

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2053}}^1$

素因数の和:2111

約数の個数: 48

約数和(自身を含む): 51267840

約数和(自身を除く): 29501934

約数列:

[1, 2, 3, 6, 9, 18, 19, 31, 38, 57, 62, 93, 114, 171, 186, 279, 342, 558, 589, 1178, 1767, 2053, 3534, 4106, 5301, 6159, 10602, 12318, 18477, 36954, 39007, 63643, 78014, 117021, 127286, 190929, 234042, 351063, 381858, 572787, 702126, 1145574, 1209217, 2418434, 3627651, 7255302, 10882953, 21765906]

約数ペア:

[(1, 21765906), (2, 10882953), (3, 7255302), (6, 3627651), (9, 2418434), (18, 1209217), (19, 1145574), (31, 702126), (38, 572787), (57, 381858), (62, 351063), (93, 234042), (114, 190929), (171, 127286), (186, 117021), (279, 78014), (342, 63643), (558, 39007), (589, 36954), (1178, 18477), (1767, 12318), (2053, 10602), (3534, 6159), (4106, 5301)]