21357504

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{5297}}^1$

素因数の和:5322

約数の個数: 84

約数和(自身を含む): 69975984

約数和(自身を除く): 48618480

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, 144, 168, 192, 224, 252, 288, 336, 448, 504, 576, 672, 1008, 1344, 2016, 4032, 5297, 10594, 15891, 21188, 31782, 37079, 42376, 47673, 63564, 74158, 84752, 95346, 111237, 127128, 148316, 169504, 190692, 222474, 254256, 296632, 333711, 339008, 381384, 444948, 508512, 593264, 667422, 762768, 889896, 1017024, 1186528, 1334844, 1525536, 1779792, 2373056, 2669688, 3051072, 3559584, 5339376, 7119168, 10678752, 21357504]

約数ペア:

[(1, 21357504), (2, 10678752), (3, 7119168), (4, 5339376), (6, 3559584), (7, 3051072), (8, 2669688), (9, 2373056), (12, 1779792), (14, 1525536), (16, 1334844), (18, 1186528), (21, 1017024), (24, 889896), (28, 762768), (32, 667422), (36, 593264), (42, 508512), (48, 444948), (56, 381384), (63, 339008), (64, 333711), (72, 296632), (84, 254256), (96, 222474), (112, 190692), (126, 169504), (144, 148316), (168, 127128), (192, 111237), (224, 95346), (252, 84752), (288, 74158), (336, 63564), (448, 47673), (504, 42376), (576, 37079), (672, 31782), (1008, 21188), (1344, 15891), (2016, 10594), (4032, 5297)]