21503572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{683}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 39989376

約数和(自身を除く): 18485804

約数列:

[1, 2, 4, 17, 34, 68, 463, 683, 926, 1366, 1852, 2732, 7871, 11611, 15742, 23222, 31484, 46444, 316229, 632458, 1264916, 5375893, 10751786, 21503572]

約数ペア:

[(1, 21503572), (2, 10751786), (4, 5375893), (17, 1264916), (34, 632458), (68, 316229), (463, 46444), (683, 31484), (926, 23222), (1366, 15742), (1852, 11611), (2732, 7871)]