21514690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{467}}^1$

素因数の和:762

約数の個数: 32

約数和(自身を含む): 41243904

約数和(自身を除く): 19729214

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 271, 467, 542, 934, 1355, 2335, 2710, 4607, 4670, 7939, 9214, 15878, 23035, 39695, 46070, 79390, 126557, 253114, 632785, 1265570, 2151469, 4302938, 10757345, 21514690]

約数ペア:

[(1, 21514690), (2, 10757345), (5, 4302938), (10, 2151469), (17, 1265570), (34, 632785), (85, 253114), (170, 126557), (271, 79390), (467, 46070), (542, 39695), (934, 23035), (1355, 15878), (2335, 9214), (2710, 7939), (4607, 4670)]