21523842

素因数分解:

$2^1\times 3^2\times {\mathrm{151}}^1\times {\mathrm{7919}}^1$

素因数の和:8078

約数の個数: 24

約数和(自身を含む): 46949760

約数和(自身を除く): 25425918

約数列:

[1, 2, 3, 6, 9, 18, 151, 302, 453, 906, 1359, 2718, 7919, 15838, 23757, 47514, 71271, 142542, 1195769, 2391538, 3587307, 7174614, 10761921, 21523842]

約数ペア:

[(1, 21523842), (2, 10761921), (3, 7174614), (6, 3587307), (9, 2391538), (18, 1195769), (151, 142542), (302, 71271), (453, 47514), (906, 23757), (1359, 15838), (2718, 7919)]