21356286

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{1103}}^1$

素因数の和:1576

約数の個数: 32

約数和(自身を含む): 48964608

約数和(自身を除く): 27608322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 461, 922, 1103, 1383, 2206, 2766, 3227, 3309, 6454, 6618, 7721, 9681, 15442, 19362, 23163, 46326, 508483, 1016966, 1525449, 3050898, 3559381, 7118762, 10678143, 21356286]

約数ペア:

[(1, 21356286), (2, 10678143), (3, 7118762), (6, 3559381), (7, 3050898), (14, 1525449), (21, 1016966), (42, 508483), (461, 46326), (922, 23163), (1103, 19362), (1383, 15442), (2206, 9681), (2766, 7721), (3227, 6618), (3309, 6454)]