21345408

素因数分解:

$2^7\times 3^2\times 7^1\times {\mathrm{2647}}^1$

素因数の和:2674

約数の個数: 96

約数和(自身を含む): 70224960

約数和(自身を除く): 48879552

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 288, 336, 384, 448, 504, 576, 672, 896, 1008, 1152, 1344, 2016, 2647, 2688, 4032, 5294, 7941, 8064, 10588, 15882, 18529, 21176, 23823, 31764, 37058, 42352, 47646, 55587, 63528, 74116, 84704, 95292, 111174, 127056, 148232, 166761, 169408, 190584, 222348, 254112, 296464, 333522, 338816, 381168, 444696, 508224, 592928, 667044, 762336, 889392, 1016448, 1185856, 1334088, 1524672, 1778784, 2371712, 2668176, 3049344, 3557568, 5336352, 7115136, 10672704, 21345408]

約数ペア:

[(1, 21345408), (2, 10672704), (3, 7115136), (4, 5336352), (6, 3557568), (7, 3049344), (8, 2668176), (9, 2371712), (12, 1778784), (14, 1524672), (16, 1334088), (18, 1185856), (21, 1016448), (24, 889392), (28, 762336), (32, 667044), (36, 592928), (42, 508224), (48, 444696), (56, 381168), (63, 338816), (64, 333522), (72, 296464), (84, 254112), (96, 222348), (112, 190584), (126, 169408), (128, 166761), (144, 148232), (168, 127056), (192, 111174), (224, 95292), (252, 84704), (288, 74116), (336, 63528), (384, 55587), (448, 47646), (504, 42352), (576, 37058), (672, 31764), (896, 23823), (1008, 21176), (1152, 18529), (1344, 15882), (2016, 10588), (2647, 8064), (2688, 7941), (4032, 5294)]