21346338

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{2657}}^1$

素因数の和:2778

約数の個数: 32

約数和(自身を含む): 46440576

約数和(自身を除く): 25094238

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 103, 206, 309, 618, 1339, 2657, 2678, 4017, 5314, 7971, 8034, 15942, 34541, 69082, 103623, 207246, 273671, 547342, 821013, 1642026, 3557723, 7115446, 10673169, 21346338]

約数ペア:

[(1, 21346338), (2, 10673169), (3, 7115446), (6, 3557723), (13, 1642026), (26, 821013), (39, 547342), (78, 273671), (103, 207246), (206, 103623), (309, 69082), (618, 34541), (1339, 15942), (2657, 8034), (2678, 7971), (4017, 5314)]