21010776

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2239}}^1$

素因数の和:2288

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 37050024

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 46, 51, 68, 69, 92, 102, 136, 138, 184, 204, 276, 391, 408, 552, 782, 1173, 1564, 2239, 2346, 3128, 4478, 4692, 6717, 8956, 9384, 13434, 17912, 26868, 38063, 51497, 53736, 76126, 102994, 114189, 152252, 154491, 205988, 228378, 304504, 308982, 411976, 456756, 617964, 875449, 913512, 1235928, 1750898, 2626347, 3501796, 5252694, 7003592, 10505388, 21010776]

約数ペア:

[(1, 21010776), (2, 10505388), (3, 7003592), (4, 5252694), (6, 3501796), (8, 2626347), (12, 1750898), (17, 1235928), (23, 913512), (24, 875449), (34, 617964), (46, 456756), (51, 411976), (68, 308982), (69, 304504), (92, 228378), (102, 205988), (136, 154491), (138, 152252), (184, 114189), (204, 102994), (276, 76126), (391, 53736), (408, 51497), (552, 38063), (782, 26868), (1173, 17912), (1564, 13434), (2239, 9384), (2346, 8956), (3128, 6717), (4478, 4692)]