21015336

素因数分解:

$2^3\times 3^1\times {\mathrm{389}}^1\times {\mathrm{2251}}^1$

素因数の和:2649

約数の個数: 32

約数和(自身を含む): 52696800

約数和(自身を除く): 31681464

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 389, 778, 1167, 1556, 2251, 2334, 3112, 4502, 4668, 6753, 9004, 9336, 13506, 18008, 27012, 54024, 875639, 1751278, 2626917, 3502556, 5253834, 7005112, 10507668, 21015336]

約数ペア:

[(1, 21015336), (2, 10507668), (3, 7005112), (4, 5253834), (6, 3502556), (8, 2626917), (12, 1751278), (24, 875639), (389, 54024), (778, 27012), (1167, 18008), (1556, 13506), (2251, 9336), (2334, 9004), (3112, 6753), (4502, 4668)]