21089016

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22531}}^1$

素因数の和:22556

約数の個数: 48

約数和(自身を含む): 61512360

約数和(自身を除く): 40423344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22531, 45062, 67593, 90124, 135186, 180248, 202779, 270372, 292903, 405558, 540744, 585806, 811116, 878709, 1171612, 1622232, 1757418, 2343224, 2636127, 3514836, 5272254, 7029672, 10544508, 21089016]

約数ペア:

[(1, 21089016), (2, 10544508), (3, 7029672), (4, 5272254), (6, 3514836), (8, 2636127), (9, 2343224), (12, 1757418), (13, 1622232), (18, 1171612), (24, 878709), (26, 811116), (36, 585806), (39, 540744), (52, 405558), (72, 292903), (78, 270372), (104, 202779), (117, 180248), (156, 135186), (234, 90124), (312, 67593), (468, 45062), (936, 22531)]