21708024

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1697}}^1$

素因数の和:1760

約数の個数: 64

約数和(自身を含む): 59905440

約数和(自身を除く): 38197416

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 41, 52, 78, 82, 104, 123, 156, 164, 246, 312, 328, 492, 533, 984, 1066, 1599, 1697, 2132, 3198, 3394, 4264, 5091, 6396, 6788, 10182, 12792, 13576, 20364, 22061, 40728, 44122, 66183, 69577, 88244, 132366, 139154, 176488, 208731, 264732, 278308, 417462, 529464, 556616, 834924, 904501, 1669848, 1809002, 2713503, 3618004, 5427006, 7236008, 10854012, 21708024]

約数ペア:

[(1, 21708024), (2, 10854012), (3, 7236008), (4, 5427006), (6, 3618004), (8, 2713503), (12, 1809002), (13, 1669848), (24, 904501), (26, 834924), (39, 556616), (41, 529464), (52, 417462), (78, 278308), (82, 264732), (104, 208731), (123, 176488), (156, 139154), (164, 132366), (246, 88244), (312, 69577), (328, 66183), (492, 44122), (533, 40728), (984, 22061), (1066, 20364), (1599, 13576), (1697, 12792), (2132, 10182), (3198, 6788), (3394, 6396), (4264, 5091)]