21481758722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{8898823}}^1$

素因数の和:8898913

約数の個数: 16

約数和(自身を含む): 34598627712

約数和(自身を除く): 13116868990

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 8898823, 17797646, 151279991, 302559982, 631816433, 1263632866, 10740879361, 21481758722]

約数ペア:

[(1, 21481758722), (2, 10740879361), (17, 1263632866), (34, 631816433), (71, 302559982), (142, 151279991), (1207, 17797646), (2414, 8898823)]