21504630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{14629}}^1$

素因数の和:14653

約数の個数: 48

約数和(自身を含む): 60041520

約数和(自身を除く): 38536890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 14629, 29258, 43887, 73145, 87774, 102403, 146290, 204806, 219435, 307209, 438870, 512015, 614418, 716821, 1024030, 1433642, 1536045, 2150463, 3072090, 3584105, 4300926, 7168210, 10752315, 21504630]

約数ペア:

[(1, 21504630), (2, 10752315), (3, 7168210), (5, 4300926), (6, 3584105), (7, 3072090), (10, 2150463), (14, 1536045), (15, 1433642), (21, 1024030), (30, 716821), (35, 614418), (42, 512015), (49, 438870), (70, 307209), (98, 219435), (105, 204806), (147, 146290), (210, 102403), (245, 87774), (294, 73145), (490, 43887), (735, 29258), (1470, 14629)]