21864330

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26993}}^1$

素因数の和:27012

約数の個数: 40

約数和(自身を含む): 58792932

約数和(自身を除く): 36928602

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26993, 53986, 80979, 134965, 161958, 242937, 269930, 404895, 485874, 728811, 809790, 1214685, 1457622, 2186433, 2429370, 3644055, 4372866, 7288110, 10932165, 21864330]

約数ペア:

[(1, 21864330), (2, 10932165), (3, 7288110), (5, 4372866), (6, 3644055), (9, 2429370), (10, 2186433), (15, 1457622), (18, 1214685), (27, 809790), (30, 728811), (45, 485874), (54, 404895), (81, 269930), (90, 242937), (135, 161958), (162, 134965), (270, 80979), (405, 53986), (810, 26993)]