21761838

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{57571}}^1$

素因数の和:57589

約数の個数: 32

約数和(自身を含む): 55269120

約数和(自身を除く): 33507282

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 57571, 115142, 172713, 345426, 402997, 518139, 805994, 1036278, 1208991, 1554417, 2417982, 3108834, 3626973, 7253946, 10880919, 21761838]

約数ペア:

[(1, 21761838), (2, 10880919), (3, 7253946), (6, 3626973), (7, 3108834), (9, 2417982), (14, 1554417), (18, 1208991), (21, 1036278), (27, 805994), (42, 518139), (54, 402997), (63, 345426), (126, 172713), (189, 115142), (378, 57571)]