21965482

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7507}}^1$

素因数の和:7546

約数の個数: 32

約数和(自身を含む): 43246080

約数和(自身を除く): 21280598

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7507, 15014, 52549, 82577, 105098, 142633, 165154, 285266, 578039, 998431, 1156078, 1568963, 1996862, 3137926, 10982741, 21965482]

約数ペア:

[(1, 21965482), (2, 10982741), (7, 3137926), (11, 1996862), (14, 1568963), (19, 1156078), (22, 998431), (38, 578039), (77, 285266), (133, 165154), (154, 142633), (209, 105098), (266, 82577), (418, 52549), (1463, 15014), (2926, 7507)]