21726588

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139273}}^1$

素因数の和:139293

約数の個数: 24

約数和(自身を含む): 54595408

約数和(自身を除く): 32868820

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 139273, 278546, 417819, 557092, 835638, 1671276, 1810549, 3621098, 5431647, 7242196, 10863294, 21726588]

約数ペア:

[(1, 21726588), (2, 10863294), (3, 7242196), (4, 5431647), (6, 3621098), (12, 1810549), (13, 1671276), (26, 835638), (39, 557092), (52, 417819), (78, 278546), (156, 139273)]