201521994

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{16619}}^1$

素因数の和:16714

約数の個数: 32

約数和(自身を含む): 421217280

約数和(自身を除く): 219695286

約数列:

[1, 2, 3, 6, 43, 47, 86, 94, 129, 141, 258, 282, 2021, 4042, 6063, 12126, 16619, 33238, 49857, 99714, 714617, 781093, 1429234, 1562186, 2143851, 2343279, 4287702, 4686558, 33586999, 67173998, 100760997, 201521994]

約数ペア:

[(1, 201521994), (2, 100760997), (3, 67173998), (6, 33586999), (43, 4686558), (47, 4287702), (86, 2343279), (94, 2143851), (129, 1562186), (141, 1429234), (258, 781093), (282, 714617), (2021, 99714), (4042, 49857), (6063, 33238), (12126, 16619)]