21951408

素因数分解:

$2^4\times 3^1\times {\mathrm{131}}^1\times {\mathrm{3491}}^1$

素因数の和:3633

約数の個数: 40

約数和(自身を含む): 57157056

約数和(自身を除く): 35205648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 131, 262, 393, 524, 786, 1048, 1572, 2096, 3144, 3491, 6288, 6982, 10473, 13964, 20946, 27928, 41892, 55856, 83784, 167568, 457321, 914642, 1371963, 1829284, 2743926, 3658568, 5487852, 7317136, 10975704, 21951408]

約数ペア:

[(1, 21951408), (2, 10975704), (3, 7317136), (4, 5487852), (6, 3658568), (8, 2743926), (12, 1829284), (16, 1371963), (24, 914642), (48, 457321), (131, 167568), (262, 83784), (393, 55856), (524, 41892), (786, 27928), (1048, 20946), (1572, 13964), (2096, 10473), (3144, 6982), (3491, 6288)]