21496590

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26539}}^1$

素因数の和:26558

約数の個数: 40

約数和(自身を含む): 57804120

約数和(自身を除く): 36307530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26539, 53078, 79617, 132695, 159234, 238851, 265390, 398085, 477702, 716553, 796170, 1194255, 1433106, 2149659, 2388510, 3582765, 4299318, 7165530, 10748295, 21496590]

約数ペア:

[(1, 21496590), (2, 10748295), (3, 7165530), (5, 4299318), (6, 3582765), (9, 2388510), (10, 2149659), (15, 1433106), (18, 1194255), (27, 796170), (30, 716553), (45, 477702), (54, 398085), (81, 265390), (90, 238851), (135, 159234), (162, 132695), (270, 79617), (405, 53078), (810, 26539)]