21893608

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 48470400

約数和(自身を除く): 26576792

約数列:

[1, 2, 4, 8, 11, 22, 23, 29, 44, 46, 58, 88, 92, 116, 184, 232, 253, 319, 373, 506, 638, 667, 746, 1012, 1276, 1334, 1492, 2024, 2552, 2668, 2984, 4103, 5336, 7337, 8206, 8579, 10817, 14674, 16412, 17158, 21634, 29348, 32824, 34316, 43268, 58696, 68632, 86536, 94369, 118987, 188738, 237974, 248791, 377476, 475948, 497582, 754952, 951896, 995164, 1990328, 2736701, 5473402, 10946804, 21893608]

約数ペア:

[(1, 21893608), (2, 10946804), (4, 5473402), (8, 2736701), (11, 1990328), (22, 995164), (23, 951896), (29, 754952), (44, 497582), (46, 475948), (58, 377476), (88, 248791), (92, 237974), (116, 188738), (184, 118987), (232, 94369), (253, 86536), (319, 68632), (373, 58696), (506, 43268), (638, 34316), (667, 32824), (746, 29348), (1012, 21634), (1276, 17158), (1334, 16412), (1492, 14674), (2024, 10817), (2552, 8579), (2668, 8206), (2984, 7337), (4103, 5336)]