21288744

素因数分解:

$2^3\times 3^5\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 61326720

約数和(自身を除く): 40037976

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 81, 94, 108, 141, 162, 188, 216, 233, 243, 282, 324, 376, 423, 466, 486, 564, 648, 699, 846, 932, 972, 1128, 1269, 1398, 1692, 1864, 1944, 2097, 2538, 2796, 3384, 3807, 4194, 5076, 5592, 6291, 7614, 8388, 10152, 10951, 11421, 12582, 15228, 16776, 18873, 21902, 22842, 25164, 30456, 32853, 37746, 43804, 45684, 50328, 56619, 65706, 75492, 87608, 91368, 98559, 113238, 131412, 150984, 197118, 226476, 262824, 295677, 394236, 452952, 591354, 788472, 887031, 1182708, 1774062, 2365416, 2661093, 3548124, 5322186, 7096248, 10644372, 21288744]

約数ペア:

[(1, 21288744), (2, 10644372), (3, 7096248), (4, 5322186), (6, 3548124), (8, 2661093), (9, 2365416), (12, 1774062), (18, 1182708), (24, 887031), (27, 788472), (36, 591354), (47, 452952), (54, 394236), (72, 295677), (81, 262824), (94, 226476), (108, 197118), (141, 150984), (162, 131412), (188, 113238), (216, 98559), (233, 91368), (243, 87608), (282, 75492), (324, 65706), (376, 56619), (423, 50328), (466, 45684), (486, 43804), (564, 37746), (648, 32853), (699, 30456), (846, 25164), (932, 22842), (972, 21902), (1128, 18873), (1269, 16776), (1398, 15228), (1692, 12582), (1864, 11421), (1944, 10951), (2097, 10152), (2538, 8388), (2796, 7614), (3384, 6291), (3807, 5592), (4194, 5076)]