21942378

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{773}}^1$

素因数の和:883

約数の個数: 48

約数和(自身を含む): 50712480

約数和(自身を除く): 28770102

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 83, 114, 166, 171, 249, 342, 498, 747, 773, 1494, 1546, 1577, 2319, 3154, 4638, 4731, 6957, 9462, 13914, 14193, 14687, 28386, 29374, 44061, 64159, 88122, 128318, 132183, 192477, 264366, 384954, 577431, 1154862, 1219021, 2438042, 3657063, 7314126, 10971189, 21942378]

約数ペア:

[(1, 21942378), (2, 10971189), (3, 7314126), (6, 3657063), (9, 2438042), (18, 1219021), (19, 1154862), (38, 577431), (57, 384954), (83, 264366), (114, 192477), (166, 132183), (171, 128318), (249, 88122), (342, 64159), (498, 44061), (747, 29374), (773, 28386), (1494, 14687), (1546, 14193), (1577, 13914), (2319, 9462), (3154, 6957), (4638, 4731)]