21504228

素因数分解:

$2^2\times 3^1\times {\mathrm{677}}^1\times {\mathrm{2647}}^1$

素因数の和:3331

約数の個数: 24

約数和(自身を含む): 50269632

約数和(自身を除く): 28765404

約数列:

[1, 2, 3, 4, 6, 12, 677, 1354, 2031, 2647, 2708, 4062, 5294, 7941, 8124, 10588, 15882, 31764, 1792019, 3584038, 5376057, 7168076, 10752114, 21504228]

約数ペア:

[(1, 21504228), (2, 10752114), (3, 7168076), (4, 5376057), (6, 3584038), (12, 1792019), (677, 31764), (1354, 15882), (2031, 10588), (2647, 8124), (2708, 7941), (4062, 5294)]