21966060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{1049}}^1$

素因数の和:1410

約数の個数: 48

約数和(自身を含む): 61740000

約数和(自身を除く): 39773940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 349, 698, 1047, 1049, 1396, 1745, 2094, 2098, 3147, 3490, 4188, 4196, 5235, 5245, 6294, 6980, 10470, 10490, 12588, 15735, 20940, 20980, 31470, 62940, 366101, 732202, 1098303, 1464404, 1830505, 2196606, 3661010, 4393212, 5491515, 7322020, 10983030, 21966060]

約数ペア:

[(1, 21966060), (2, 10983030), (3, 7322020), (4, 5491515), (5, 4393212), (6, 3661010), (10, 2196606), (12, 1830505), (15, 1464404), (20, 1098303), (30, 732202), (60, 366101), (349, 62940), (698, 31470), (1047, 20980), (1049, 20940), (1396, 15735), (1745, 12588), (2094, 10490), (2098, 10470), (3147, 6980), (3490, 6294), (4188, 5245), (4196, 5235)]