21912603

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4129}}^1$

素因数の和:4222

約数の個数: 16

約数和(自身を含む): 30727200

約数和(自身を除く): 8814597

約数列:

[1, 3, 29, 61, 87, 183, 1769, 4129, 5307, 12387, 119741, 251869, 359223, 755607, 7304201, 21912603]

約数ペア:

[(1, 21912603), (3, 7304201), (29, 755607), (61, 359223), (87, 251869), (183, 119741), (1769, 12387), (4129, 5307)]