21996988432

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2608751}}^1$

素因数の和:2608807

約数の個数: 40

約数和(自身を含む): 46581875712

約数和(自身を除く): 24584887280

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 1054, 2108, 4216, 8432, 2608751, 5217502, 10435004, 20870008, 41740016, 44348767, 80871281, 88697534, 161742562, 177395068, 323485124, 354790136, 646970248, 709580272, 1293940496, 1374811777, 2749623554, 5499247108, 10998494216, 21996988432]

約数ペア:

[(1, 21996988432), (2, 10998494216), (4, 5499247108), (8, 2749623554), (16, 1374811777), (17, 1293940496), (31, 709580272), (34, 646970248), (62, 354790136), (68, 323485124), (124, 177395068), (136, 161742562), (248, 88697534), (272, 80871281), (496, 44348767), (527, 41740016), (1054, 20870008), (2108, 10435004), (4216, 5217502), (8432, 2608751)]