16921356

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 40887168

約数和(自身を除く): 23965812

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 123, 163, 164, 211, 246, 326, 422, 489, 492, 633, 652, 844, 978, 1266, 1956, 2532, 6683, 8651, 13366, 17302, 20049, 25953, 26732, 34393, 34604, 40098, 51906, 68786, 80196, 103179, 103812, 137572, 206358, 412716, 1410113, 2820226, 4230339, 5640452, 8460678, 16921356]

約数ペア:

[(1, 16921356), (2, 8460678), (3, 5640452), (4, 4230339), (6, 2820226), (12, 1410113), (41, 412716), (82, 206358), (123, 137572), (163, 103812), (164, 103179), (211, 80196), (246, 68786), (326, 51906), (422, 40098), (489, 34604), (492, 34393), (633, 26732), (652, 25953), (844, 20049), (978, 17302), (1266, 13366), (1956, 8651), (2532, 6683)]