21201334

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4492

約数の個数: 32

約数和(自身を含む): 40937472

約数和(自身を除く): 19736138

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4441, 4774, 8882, 31087, 48851, 62174, 97702, 137671, 275342, 341957, 683914, 963697, 1514381, 1927394, 3028762, 10600667, 21201334]

約数ペア:

[(1, 21201334), (2, 10600667), (7, 3028762), (11, 1927394), (14, 1514381), (22, 963697), (31, 683914), (62, 341957), (77, 275342), (154, 137671), (217, 97702), (341, 62174), (434, 48851), (682, 31087), (2387, 8882), (4441, 4774)]