20211057399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{28429}}^1\times {\mathrm{18229}}^1$

素因数の和:46674

約数の個数: 16

約数和(自身を含む): 29023618400

約数和(自身を除く): 8812561001

約数列:

[1, 3, 13, 39, 18229, 28429, 54687, 85287, 236977, 369577, 710931, 1108731, 518232241, 1554696723, 6737019133, 20211057399]

約数ペア:

[(1, 20211057399), (3, 6737019133), (13, 1554696723), (39, 518232241), (18229, 1108731), (28429, 710931), (54687, 369577), (85287, 236977)]