21356496

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{21187}}^1$

素因数の和:21208

約数の個数: 60

約数和(自身を含む): 68310112

約数和(自身を除く): 46953616

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 21187, 42374, 63561, 84748, 127122, 148309, 169496, 190683, 254244, 296618, 338992, 381366, 444927, 508488, 593236, 762732, 889854, 1016976, 1186472, 1334781, 1525464, 1779708, 2372944, 2669562, 3050928, 3559416, 5339124, 7118832, 10678248, 21356496]

約数ペア:

[(1, 21356496), (2, 10678248), (3, 7118832), (4, 5339124), (6, 3559416), (7, 3050928), (8, 2669562), (9, 2372944), (12, 1779708), (14, 1525464), (16, 1334781), (18, 1186472), (21, 1016976), (24, 889854), (28, 762732), (36, 593236), (42, 508488), (48, 444927), (56, 381366), (63, 338992), (72, 296618), (84, 254244), (112, 190683), (126, 169496), (144, 148309), (168, 127122), (252, 84748), (336, 63561), (504, 42374), (1008, 21187)]