21076410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{8893}}^1$

素因数の和:8982

約数の個数: 32

約数和(自身を含む): 51229440

約数和(自身を除く): 30153030

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 8893, 17786, 26679, 44465, 53358, 88930, 133395, 266790, 702547, 1405094, 2107641, 3512735, 4215282, 7025470, 10538205, 21076410]

約数ペア:

[(1, 21076410), (2, 10538205), (3, 7025470), (5, 4215282), (6, 3512735), (10, 2107641), (15, 1405094), (30, 702547), (79, 266790), (158, 133395), (237, 88930), (395, 53358), (474, 44465), (790, 26679), (1185, 17786), (2370, 8893)]