21594056

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 47278080

約数和(自身を除く): 25684024

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 47, 88, 92, 94, 184, 188, 227, 253, 376, 454, 506, 517, 908, 1012, 1034, 1081, 1816, 2024, 2068, 2162, 2497, 4136, 4324, 4994, 5221, 8648, 9988, 10442, 10669, 11891, 19976, 20884, 21338, 23782, 41768, 42676, 47564, 57431, 85352, 95128, 114862, 117359, 229724, 234718, 245387, 459448, 469436, 490774, 938872, 981548, 1963096, 2699257, 5398514, 10797028, 21594056]

約数ペア:

[(1, 21594056), (2, 10797028), (4, 5398514), (8, 2699257), (11, 1963096), (22, 981548), (23, 938872), (44, 490774), (46, 469436), (47, 459448), (88, 245387), (92, 234718), (94, 229724), (184, 117359), (188, 114862), (227, 95128), (253, 85352), (376, 57431), (454, 47564), (506, 42676), (517, 41768), (908, 23782), (1012, 21338), (1034, 20884), (1081, 19976), (1816, 11891), (2024, 10669), (2068, 10442), (2162, 9988), (2497, 8648), (4136, 5221), (4324, 4994)]