821326926

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{991}}^1\times {\mathrm{2819}}^1$

素因数の和:3829

約数の個数: 48

約数和(自身を含む): 1913448960

約数和(自身を除く): 1092122034

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 991, 1982, 2819, 2973, 5638, 5946, 6937, 8457, 13874, 16914, 19733, 20811, 39466, 41622, 48559, 59199, 97118, 118398, 138131, 145677, 276262, 291354, 414393, 828786, 2793629, 5587258, 8380887, 16761774, 19555403, 39110806, 58666209, 117332418, 136887821, 273775642, 410663463, 821326926]

約数ペア:

[(1, 821326926), (2, 410663463), (3, 273775642), (6, 136887821), (7, 117332418), (14, 58666209), (21, 39110806), (42, 19555403), (49, 16761774), (98, 8380887), (147, 5587258), (294, 2793629), (991, 828786), (1982, 414393), (2819, 291354), (2973, 276262), (5638, 145677), (5946, 138131), (6937, 118398), (8457, 97118), (13874, 59199), (16914, 48559), (19733, 41622), (20811, 39466)]