21918884013

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{4951}}^1\times {\mathrm{12613}}^1$

素因数の和:17586

約数の個数: 32

約数和(自身を含む): 34980135680

約数和(自身を除く): 13061251667

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 4951, 12613, 14853, 37839, 44559, 64363, 113517, 133677, 163969, 193089, 340551, 491907, 579267, 1475721, 1737801, 4427163, 62446963, 187340889, 562022667, 811810519, 1686068001, 2435431557, 7306294671, 21918884013]

約数ペア:

[(1, 21918884013), (3, 7306294671), (9, 2435431557), (13, 1686068001), (27, 811810519), (39, 562022667), (117, 187340889), (351, 62446963), (4951, 4427163), (12613, 1737801), (14853, 1475721), (37839, 579267), (44559, 491907), (64363, 340551), (113517, 193089), (133677, 163969)]