21230496

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10531}}^1$

素因数の和:10554

約数の個数: 72

約数和(自身を含む): 69005664

約数和(自身を除く): 47775168

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10531, 21062, 31593, 42124, 63186, 73717, 84248, 94779, 126372, 147434, 168496, 189558, 221151, 252744, 294868, 336992, 379116, 442302, 505488, 589736, 663453, 758232, 884604, 1010976, 1179472, 1326906, 1516464, 1769208, 2358944, 2653812, 3032928, 3538416, 5307624, 7076832, 10615248, 21230496]

約数ペア:

[(1, 21230496), (2, 10615248), (3, 7076832), (4, 5307624), (6, 3538416), (7, 3032928), (8, 2653812), (9, 2358944), (12, 1769208), (14, 1516464), (16, 1326906), (18, 1179472), (21, 1010976), (24, 884604), (28, 758232), (32, 663453), (36, 589736), (42, 505488), (48, 442302), (56, 379116), (63, 336992), (72, 294868), (84, 252744), (96, 221151), (112, 189558), (126, 168496), (144, 147434), (168, 126372), (224, 94779), (252, 84248), (288, 73717), (336, 63186), (504, 42124), (672, 31593), (1008, 21062), (2016, 10531)]