21597741

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{811}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 34201440

約数和(自身を除く): 12603699

約数列:

[1, 3, 9, 11, 33, 99, 269, 807, 811, 2421, 2433, 2959, 7299, 8877, 8921, 26631, 26763, 80289, 218159, 654477, 1963431, 2399749, 7199247, 21597741]

約数ペア:

[(1, 21597741), (3, 7199247), (9, 2399749), (11, 1963431), (33, 654477), (99, 218159), (269, 80289), (807, 26763), (811, 26631), (2421, 8921), (2433, 8877), (2959, 7299)]