21772972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{967}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 41170976

約数和(自身を除く): 19398004

約数列:

[1, 2, 4, 13, 26, 52, 433, 866, 967, 1732, 1934, 3868, 5629, 11258, 12571, 22516, 25142, 50284, 418711, 837422, 1674844, 5443243, 10886486, 21772972]

約数ペア:

[(1, 21772972), (2, 10886486), (4, 5443243), (13, 1674844), (26, 837422), (52, 418711), (433, 50284), (866, 25142), (967, 22516), (1732, 12571), (1934, 11258), (3868, 5629)]