21124446

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4451}}^1$

素因数の和:4576

約数の個数: 32

約数和(自身を含む): 48722688

約数和(自身を除く): 27598242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 113, 226, 339, 678, 791, 1582, 2373, 4451, 4746, 8902, 13353, 26706, 31157, 62314, 93471, 186942, 502963, 1005926, 1508889, 3017778, 3520741, 7041482, 10562223, 21124446]

約数ペア:

[(1, 21124446), (2, 10562223), (3, 7041482), (6, 3520741), (7, 3017778), (14, 1508889), (21, 1005926), (42, 502963), (113, 186942), (226, 93471), (339, 62314), (678, 31157), (791, 26706), (1582, 13353), (2373, 8902), (4451, 4746)]