21152803986

素因数分解:

$2^1\times 3^2\times {\mathrm{29}}^1\times {\mathrm{40522613}}^1$

素因数の和:40522650

約数の個数: 24

約数和(自身を含む): 47411458380

約数和(自身を除く): 26258654394

約数列:

[1, 2, 3, 6, 9, 18, 29, 58, 87, 174, 261, 522, 40522613, 81045226, 121567839, 243135678, 364703517, 729407034, 1175155777, 2350311554, 3525467331, 7050934662, 10576401993, 21152803986]

約数ペア:

[(1, 21152803986), (2, 10576401993), (3, 7050934662), (6, 3525467331), (9, 2350311554), (18, 1175155777), (29, 729407034), (58, 364703517), (87, 243135678), (174, 121567839), (261, 81045226), (522, 40522613)]