21691476

素因数分解:

$2^2\times 3^4\times {\mathrm{66949}}^1$

素因数の和:66965

約数の個数: 30

約数和(自身を含む): 56706650

約数和(自身を除く): 35015174

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 66949, 133898, 200847, 267796, 401694, 602541, 803388, 1205082, 1807623, 2410164, 3615246, 5422869, 7230492, 10845738, 21691476]

約数ペア:

[(1, 21691476), (2, 10845738), (3, 7230492), (4, 5422869), (6, 3615246), (9, 2410164), (12, 1807623), (18, 1205082), (27, 803388), (36, 602541), (54, 401694), (81, 267796), (108, 200847), (162, 133898), (324, 66949)]