21730704

素因数分解:

$2^4\times 3^1\times {\mathrm{139}}^1\times {\mathrm{3257}}^1$

素因数の和:3407

約数の個数: 40

約数和(自身を含む): 56558880

約数和(自身を除く): 34828176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 139, 278, 417, 556, 834, 1112, 1668, 2224, 3257, 3336, 6514, 6672, 9771, 13028, 19542, 26056, 39084, 52112, 78168, 156336, 452723, 905446, 1358169, 1810892, 2716338, 3621784, 5432676, 7243568, 10865352, 21730704]

約数ペア:

[(1, 21730704), (2, 10865352), (3, 7243568), (4, 5432676), (6, 3621784), (8, 2716338), (12, 1810892), (16, 1358169), (24, 905446), (48, 452723), (139, 156336), (278, 78168), (417, 52112), (556, 39084), (834, 26056), (1112, 19542), (1668, 13028), (2224, 9771), (3257, 6672), (3336, 6514)]