21174372

素因数分解:

$2^2\times 3^4\times {\mathrm{65353}}^1$

素因数の和:65369

約数の個数: 30

約数和(自身を含む): 55354838

約数和(自身を除く): 34180466

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 65353, 130706, 196059, 261412, 392118, 588177, 784236, 1176354, 1764531, 2352708, 3529062, 5293593, 7058124, 10587186, 21174372]

約数ペア:

[(1, 21174372), (2, 10587186), (3, 7058124), (4, 5293593), (6, 3529062), (9, 2352708), (12, 1764531), (18, 1176354), (27, 784236), (36, 588177), (54, 392118), (81, 261412), (108, 196059), (162, 130706), (324, 65353)]