21370604

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:689

約数の個数: 24

約数和(自身を含む): 38228400

約数和(自身を除く): 16857796

約数列:

[1, 2, 4, 73, 146, 163, 292, 326, 449, 652, 898, 1796, 11899, 23798, 32777, 47596, 65554, 73187, 131108, 146374, 292748, 5342651, 10685302, 21370604]

約数ペア:

[(1, 21370604), (2, 10685302), (4, 5342651), (73, 292748), (146, 146374), (163, 131108), (292, 73187), (326, 65554), (449, 47596), (652, 32777), (898, 23798), (1796, 11899)]