21221946

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{6661}}^1$

素因数の和:6731

約数の個数: 32

約数和(自身を含む): 47966400

約数和(自身を除く): 26744454

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 354, 531, 1062, 1593, 3186, 6661, 13322, 19983, 39966, 59949, 119898, 179847, 359694, 392999, 785998, 1178997, 2357994, 3536991, 7073982, 10610973, 21221946]

約数ペア:

[(1, 21221946), (2, 10610973), (3, 7073982), (6, 3536991), (9, 2357994), (18, 1178997), (27, 785998), (54, 392999), (59, 359694), (118, 179847), (177, 119898), (354, 59949), (531, 39966), (1062, 19983), (1593, 13322), (3186, 6661)]