21677610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{547}}^1\times {\mathrm{1321}}^1$

素因数の和:1878

約数の個数: 32

約数和(自身を含む): 52160832

約数和(自身を除く): 30483222

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 547, 1094, 1321, 1641, 2642, 2735, 3282, 3963, 5470, 6605, 7926, 8205, 13210, 16410, 19815, 39630, 722587, 1445174, 2167761, 3612935, 4335522, 7225870, 10838805, 21677610]

約数ペア:

[(1, 21677610), (2, 10838805), (3, 7225870), (5, 4335522), (6, 3612935), (10, 2167761), (15, 1445174), (30, 722587), (547, 39630), (1094, 19815), (1321, 16410), (1641, 13210), (2642, 8205), (2735, 7926), (3282, 6605), (3963, 5470)]