21319764

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 51437568

約数和(自身を除く): 30117804

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 103, 141, 188, 206, 282, 309, 367, 412, 564, 618, 734, 1101, 1236, 1468, 2202, 4404, 4841, 9682, 14523, 17249, 19364, 29046, 34498, 37801, 51747, 58092, 68996, 75602, 103494, 113403, 151204, 206988, 226806, 453612, 1776647, 3553294, 5329941, 7106588, 10659882, 21319764]

約数ペア:

[(1, 21319764), (2, 10659882), (3, 7106588), (4, 5329941), (6, 3553294), (12, 1776647), (47, 453612), (94, 226806), (103, 206988), (141, 151204), (188, 113403), (206, 103494), (282, 75602), (309, 68996), (367, 58092), (412, 51747), (564, 37801), (618, 34498), (734, 29046), (1101, 19364), (1236, 17249), (1468, 14523), (2202, 9682), (4404, 4841)]