21166486

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{709}}^1$

素因数の和:804

約数の個数: 32

約数和(自身を含む): 36806400

約数和(自身を除く): 15639914

約数列:

[1, 2, 11, 22, 23, 46, 59, 118, 253, 506, 649, 709, 1298, 1357, 1418, 2714, 7799, 14927, 15598, 16307, 29854, 32614, 41831, 83662, 179377, 358754, 460141, 920282, 962113, 1924226, 10583243, 21166486]

約数ペア:

[(1, 21166486), (2, 10583243), (11, 1924226), (22, 962113), (23, 920282), (46, 460141), (59, 358754), (118, 179377), (253, 83662), (506, 41831), (649, 32614), (709, 29854), (1298, 16307), (1357, 15598), (1418, 14927), (2714, 7799)]