2021616441

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3527}}^1$

素因数の和:3643

約数の個数: 64

約数和(自身を含む): 3413975040

約数和(自身を除く): 1392358599

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 71, 117, 207, 213, 299, 351, 621, 639, 897, 923, 1633, 1917, 2691, 2769, 3527, 4899, 8073, 8307, 10581, 14697, 21229, 24921, 31743, 44091, 45851, 63687, 81121, 95229, 137553, 191061, 243363, 250417, 412659, 573183, 730089, 751251, 1054573, 1237977, 2190267, 2253753, 3163719, 3255421, 5759591, 6761259, 9491157, 9766263, 17278773, 28473471, 29298789, 51836319, 74874683, 87896367, 155508957, 224624049, 673872147, 2021616441]

約数ペア:

[(1, 2021616441), (3, 673872147), (9, 224624049), (13, 155508957), (23, 87896367), (27, 74874683), (39, 51836319), (69, 29298789), (71, 28473471), (117, 17278773), (207, 9766263), (213, 9491157), (299, 6761259), (351, 5759591), (621, 3255421), (639, 3163719), (897, 2253753), (923, 2190267), (1633, 1237977), (1917, 1054573), (2691, 751251), (2769, 730089), (3527, 573183), (4899, 412659), (8073, 250417), (8307, 243363), (10581, 191061), (14697, 137553), (21229, 95229), (24921, 81121), (31743, 63687), (44091, 45851)]