21290432

素因数分解:

$2^6\times {\mathrm{107}}^1\times {\mathrm{3109}}^1$

素因数の和:3228

約数の個数: 28

約数和(自身を含む): 42656760

約数和(自身を除く): 21366328

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 214, 428, 856, 1712, 3109, 3424, 6218, 6848, 12436, 24872, 49744, 99488, 198976, 332663, 665326, 1330652, 2661304, 5322608, 10645216, 21290432]

約数ペア:

[(1, 21290432), (2, 10645216), (4, 5322608), (8, 2661304), (16, 1330652), (32, 665326), (64, 332663), (107, 198976), (214, 99488), (428, 49744), (856, 24872), (1712, 12436), (3109, 6848), (3424, 6218)]