21579336

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 62112960

約数和(自身を除く): 40533624

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 83, 92, 138, 157, 166, 184, 207, 249, 276, 314, 332, 414, 471, 498, 552, 628, 664, 747, 828, 942, 996, 1256, 1413, 1494, 1656, 1884, 1909, 1992, 2826, 2988, 3611, 3768, 3818, 5652, 5727, 5976, 7222, 7636, 10833, 11304, 11454, 13031, 14444, 15272, 17181, 21666, 22908, 26062, 28888, 32499, 34362, 39093, 43332, 45816, 52124, 64998, 68724, 78186, 86664, 104248, 117279, 129996, 137448, 156372, 234558, 259992, 299713, 312744, 469116, 599426, 899139, 938232, 1198852, 1798278, 2397704, 2697417, 3596556, 5394834, 7193112, 10789668, 21579336]

約数ペア:

[(1, 21579336), (2, 10789668), (3, 7193112), (4, 5394834), (6, 3596556), (8, 2697417), (9, 2397704), (12, 1798278), (18, 1198852), (23, 938232), (24, 899139), (36, 599426), (46, 469116), (69, 312744), (72, 299713), (83, 259992), (92, 234558), (138, 156372), (157, 137448), (166, 129996), (184, 117279), (207, 104248), (249, 86664), (276, 78186), (314, 68724), (332, 64998), (414, 52124), (471, 45816), (498, 43332), (552, 39093), (628, 34362), (664, 32499), (747, 28888), (828, 26062), (942, 22908), (996, 21666), (1256, 17181), (1413, 15272), (1494, 14444), (1656, 13031), (1884, 11454), (1909, 11304), (1992, 10833), (2826, 7636), (2988, 7222), (3611, 5976), (3768, 5727), (3818, 5652)]