21000643174

素因数分解:

$2^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{613}}^1\times {\mathrm{4241}}^1$

素因数の和:5440

約数の個数: 32

約数和(自身を含む): 36130844736

約数和(自身を除く): 15130201562

約数列:

[1, 2, 7, 14, 577, 613, 1154, 1226, 4039, 4241, 4291, 8078, 8482, 8582, 29687, 59374, 353701, 707402, 2447057, 2475907, 2599733, 4894114, 4951814, 5199466, 17129399, 18198131, 34258798, 36396262, 1500045941, 3000091882, 10500321587, 21000643174]

約数ペア:

[(1, 21000643174), (2, 10500321587), (7, 3000091882), (14, 1500045941), (577, 36396262), (613, 34258798), (1154, 18198131), (1226, 17129399), (4039, 5199466), (4241, 4951814), (4291, 4894114), (8078, 2599733), (8482, 2475907), (8582, 2447057), (29687, 707402), (59374, 353701)]