21675430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{13463}}^1$

素因数の和:13500

約数の個数: 32

約数和(自身を含む): 46531584

約数和(自身を除く): 24856154

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 13463, 26926, 67315, 94241, 134630, 188482, 309649, 471205, 619298, 942410, 1548245, 2167543, 3096490, 4335086, 10837715, 21675430]

約数ペア:

[(1, 21675430), (2, 10837715), (5, 4335086), (7, 3096490), (10, 2167543), (14, 1548245), (23, 942410), (35, 619298), (46, 471205), (70, 309649), (115, 188482), (161, 134630), (230, 94241), (322, 67315), (805, 26926), (1610, 13463)]