21054534

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{1367}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 44914176

約数和(自身を除く): 23859642

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 151, 302, 453, 906, 1367, 2567, 2734, 4101, 5134, 7701, 8202, 15402, 23239, 46478, 69717, 139434, 206417, 412834, 619251, 1238502, 3509089, 7018178, 10527267, 21054534]

約数ペア:

[(1, 21054534), (2, 10527267), (3, 7018178), (6, 3509089), (17, 1238502), (34, 619251), (51, 412834), (102, 206417), (151, 139434), (302, 69717), (453, 46478), (906, 23239), (1367, 15402), (2567, 8202), (2734, 7701), (4101, 5134)]