21306712

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22381}}^1$

素因数の和:22411

約数の個数: 32

約数和(自身を含む): 48345120

約数和(自身を除く): 27038408

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 22381, 44762, 89524, 156667, 179048, 313334, 380477, 626668, 760954, 1253336, 1521908, 2663339, 3043816, 5326678, 10653356, 21306712]

約数ペア:

[(1, 21306712), (2, 10653356), (4, 5326678), (7, 3043816), (8, 2663339), (14, 1521908), (17, 1253336), (28, 760954), (34, 626668), (56, 380477), (68, 313334), (119, 179048), (136, 156667), (238, 89524), (476, 44762), (952, 22381)]