21028224

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{7823}}^1$

素因数の和:7847

約数の個数: 64

約数和(自身を含む): 63843840

約数和(自身を除く): 42815616

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 336, 384, 448, 672, 896, 1344, 2688, 7823, 15646, 23469, 31292, 46938, 54761, 62584, 93876, 109522, 125168, 164283, 187752, 219044, 250336, 328566, 375504, 438088, 500672, 657132, 751008, 876176, 1001344, 1314264, 1502016, 1752352, 2628528, 3004032, 3504704, 5257056, 7009408, 10514112, 21028224]

約数ペア:

[(1, 21028224), (2, 10514112), (3, 7009408), (4, 5257056), (6, 3504704), (7, 3004032), (8, 2628528), (12, 1752352), (14, 1502016), (16, 1314264), (21, 1001344), (24, 876176), (28, 751008), (32, 657132), (42, 500672), (48, 438088), (56, 375504), (64, 328566), (84, 250336), (96, 219044), (112, 187752), (128, 164283), (168, 125168), (192, 109522), (224, 93876), (336, 62584), (384, 54761), (448, 46938), (672, 31292), (896, 23469), (1344, 15646), (2688, 7823)]