21842458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{7247}}^1$

素因数の和:7397

約数の個数: 16

約数和(自身を含む): 36008064

約数和(自身を除く): 14165606

約数列:

[1, 2, 11, 22, 137, 274, 1507, 3014, 7247, 14494, 79717, 159434, 992839, 1985678, 10921229, 21842458]

約数ペア:

[(1, 21842458), (2, 10921229), (11, 1985678), (22, 992839), (137, 159434), (274, 79717), (1507, 14494), (3014, 7247)]