21343695

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{33091}}^1$

素因数の和:33142

約数の個数: 16

約数和(自身を含む): 34945152

約数和(自身を除く): 13601457

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 33091, 99273, 165455, 496365, 1422913, 4268739, 7114565, 21343695]

約数ペア:

[(1, 21343695), (3, 7114565), (5, 4268739), (15, 1422913), (43, 496365), (129, 165455), (215, 99273), (645, 33091)]