21974246

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9749}}^1$

素因数の和:9788

約数の個数: 24

約数和(自身を含む): 40014000

約数和(自身を除く): 18039754

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 9749, 19498, 68243, 136486, 224227, 448454, 477701, 955402, 1569589, 3139178, 10987123, 21974246]

約数ペア:

[(1, 21974246), (2, 10987123), (7, 3139178), (14, 1569589), (23, 955402), (46, 477701), (49, 448454), (98, 224227), (161, 136486), (322, 68243), (1127, 19498), (2254, 9749)]