21282936

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 55883520

約数和(自身を除く): 34600584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 43, 82, 86, 123, 129, 164, 172, 246, 258, 328, 344, 492, 503, 516, 984, 1006, 1032, 1509, 1763, 2012, 3018, 3526, 4024, 5289, 6036, 7052, 10578, 12072, 14104, 20623, 21156, 21629, 41246, 42312, 43258, 61869, 64887, 82492, 86516, 123738, 129774, 164984, 173032, 247476, 259548, 494952, 519096, 886789, 1773578, 2660367, 3547156, 5320734, 7094312, 10641468, 21282936]

約数ペア:

[(1, 21282936), (2, 10641468), (3, 7094312), (4, 5320734), (6, 3547156), (8, 2660367), (12, 1773578), (24, 886789), (41, 519096), (43, 494952), (82, 259548), (86, 247476), (123, 173032), (129, 164984), (164, 129774), (172, 123738), (246, 86516), (258, 82492), (328, 64887), (344, 61869), (492, 43258), (503, 42312), (516, 41246), (984, 21629), (1006, 21156), (1032, 20623), (1509, 14104), (1763, 12072), (2012, 10578), (3018, 7052), (3526, 6036), (4024, 5289)]