21702930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1583}}^1$

素因数の和:2050

約数の個数: 32

約数和(自身を含む): 52233984

約数和(自身を除く): 30531054

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 457, 914, 1371, 1583, 2285, 2742, 3166, 4570, 4749, 6855, 7915, 9498, 13710, 15830, 23745, 47490, 723431, 1446862, 2170293, 3617155, 4340586, 7234310, 10851465, 21702930]

約数ペア:

[(1, 21702930), (2, 10851465), (3, 7234310), (5, 4340586), (6, 3617155), (10, 2170293), (15, 1446862), (30, 723431), (457, 47490), (914, 23745), (1371, 15830), (1583, 13710), (2285, 9498), (2742, 7915), (3166, 6855), (4570, 4749)]