16451421

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:761

約数の個数: 32

約数和(自身を含む): 26615808

約数和(自身を除く): 10164387

約数列:

[1, 3, 7, 21, 31, 37, 93, 111, 217, 259, 651, 683, 777, 1147, 2049, 3441, 4781, 8029, 14343, 21173, 24087, 25271, 63519, 75813, 148211, 176897, 444633, 530691, 783401, 2350203, 5483807, 16451421]

約数ペア:

[(1, 16451421), (3, 5483807), (7, 2350203), (21, 783401), (31, 530691), (37, 444633), (93, 176897), (111, 148211), (217, 75813), (259, 63519), (651, 25271), (683, 24087), (777, 21173), (1147, 14343), (2049, 8029), (3441, 4781)]