21060606

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{227}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 49401216

約数和(自身を除く): 28340610

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 227, 282, 329, 454, 658, 681, 987, 1362, 1589, 1974, 2209, 3178, 4418, 4767, 6627, 9534, 10669, 13254, 15463, 21338, 30926, 32007, 46389, 64014, 74683, 92778, 149366, 224049, 448098, 501443, 1002886, 1504329, 3008658, 3510101, 7020202, 10530303, 21060606]

約数ペア:

[(1, 21060606), (2, 10530303), (3, 7020202), (6, 3510101), (7, 3008658), (14, 1504329), (21, 1002886), (42, 501443), (47, 448098), (94, 224049), (141, 149366), (227, 92778), (282, 74683), (329, 64014), (454, 46389), (658, 32007), (681, 30926), (987, 21338), (1362, 15463), (1589, 13254), (1974, 10669), (2209, 9534), (3178, 6627), (4418, 4767)]