21032928

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10433}}^1$

素因数の和:10456

約数の個数: 72

約数和(自身を含む): 68363568

約数和(自身を除く): 47330640

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, 10433, 20866, 31299, 41732, 62598, 73031, 83464, 93897, 125196, 146062, 166928, 187794, 219093, 250392, 292124, 333856, 375588, 438186, 500784, 584248, 657279, 751176, 876372, 1001568, 1168496, 1314558, 1502352, 1752744, 2336992, 2629116, 3004704, 3505488, 5258232, 7010976, 10516464, 21032928]

約数ペア:

[(1, 21032928), (2, 10516464), (3, 7010976), (4, 5258232), (6, 3505488), (7, 3004704), (8, 2629116), (9, 2336992), (12, 1752744), (14, 1502352), (16, 1314558), (18, 1168496), (21, 1001568), (24, 876372), (28, 751176), (32, 657279), (36, 584248), (42, 500784), (48, 438186), (56, 375588), (63, 333856), (72, 292124), (84, 250392), (96, 219093), (112, 187794), (126, 166928), (144, 146062), (168, 125196), (224, 93897), (252, 83464), (288, 73031), (336, 62598), (504, 41732), (672, 31299), (1008, 20866), (2016, 10433)]