21769538

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{29339}}^1$

素因数の和:29401

約数の個数: 16

約数和(自身を含む): 38024640

約数和(自身を除く): 16255102

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 29339, 58678, 205373, 410746, 1554967, 3109934, 10884769, 21769538]

約数ペア:

[(1, 21769538), (2, 10884769), (7, 3109934), (14, 1554967), (53, 410746), (106, 205373), (371, 58678), (742, 29339)]