21616408737

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{547237}}^1$

素因数の和:547283

約数の個数: 64

約数和(自身を含む): 42027878400

約数和(自身を除く): 20411469663

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 99, 133, 171, 189, 209, 231, 297, 399, 513, 627, 693, 1197, 1463, 1881, 2079, 3591, 4389, 5643, 13167, 39501, 547237, 1641711, 3830659, 4925133, 6019607, 10397503, 11491977, 14775399, 18058821, 31192509, 34475931, 42137249, 54176463, 72782521, 93577527, 103427793, 114372533, 126411747, 162529389, 218347563, 280732581, 343117599, 379235241, 655042689, 800607731, 1029352797, 1137705723, 1965128067, 2401823193, 3088058391, 7205469579, 21616408737]

約数ペア:

[(1, 21616408737), (3, 7205469579), (7, 3088058391), (9, 2401823193), (11, 1965128067), (19, 1137705723), (21, 1029352797), (27, 800607731), (33, 655042689), (57, 379235241), (63, 343117599), (77, 280732581), (99, 218347563), (133, 162529389), (171, 126411747), (189, 114372533), (209, 103427793), (231, 93577527), (297, 72782521), (399, 54176463), (513, 42137249), (627, 34475931), (693, 31192509), (1197, 18058821), (1463, 14775399), (1881, 11491977), (2079, 10397503), (3591, 6019607), (4389, 4925133), (5643, 3830659), (13167, 1641711), (39501, 547237)]