21152803976

素因数分解:

$2^3\times {\mathrm{27847}}^1\times {\mathrm{94951}}^1$

素因数の和:122804

約数の個数: 16

約数和(自身を含む): 39663349440

約数和(自身を除く): 18510545464

約数列:

[1, 2, 4, 8, 27847, 55694, 94951, 111388, 189902, 222776, 379804, 759608, 2644100497, 5288200994, 10576401988, 21152803976]

約数ペア:

[(1, 21152803976), (2, 10576401988), (4, 5288200994), (8, 2644100497), (27847, 759608), (55694, 379804), (94951, 222776), (111388, 189902)]