21695764

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{3119}}^1$

素因数の和:3207

約数の個数: 24

約数和(自身を含む): 39836160

約数和(自身を除く): 18140396

約数列:

[1, 2, 4, 37, 47, 74, 94, 148, 188, 1739, 3119, 3478, 6238, 6956, 12476, 115403, 146593, 230806, 293186, 461612, 586372, 5423941, 10847882, 21695764]

約数ペア:

[(1, 21695764), (2, 10847882), (4, 5423941), (37, 586372), (47, 461612), (74, 293186), (94, 230806), (148, 146593), (188, 115403), (1739, 12476), (3119, 6956), (3478, 6238)]