21333624

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 64

約数和(自身を含む): 58091040

約数和(自身を除く): 36757416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 101, 104, 156, 202, 303, 312, 404, 606, 677, 808, 1212, 1313, 1354, 2031, 2424, 2626, 2708, 3939, 4062, 5252, 5416, 7878, 8124, 8801, 10504, 15756, 16248, 17602, 26403, 31512, 35204, 52806, 68377, 70408, 105612, 136754, 205131, 211224, 273508, 410262, 547016, 820524, 888901, 1641048, 1777802, 2666703, 3555604, 5333406, 7111208, 10666812, 21333624]

約数ペア:

[(1, 21333624), (2, 10666812), (3, 7111208), (4, 5333406), (6, 3555604), (8, 2666703), (12, 1777802), (13, 1641048), (24, 888901), (26, 820524), (39, 547016), (52, 410262), (78, 273508), (101, 211224), (104, 205131), (156, 136754), (202, 105612), (303, 70408), (312, 68377), (404, 52806), (606, 35204), (677, 31512), (808, 26403), (1212, 17602), (1313, 16248), (1354, 15756), (2031, 10504), (2424, 8801), (2626, 8124), (2708, 7878), (3939, 5416), (4062, 5252)]