210321808

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{248021}}^1$

素因数の和:248082

約数の個数: 20

約数和(自身を含む): 415188828

約数和(自身を除く): 204867020

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 248021, 496042, 992084, 1984168, 3968336, 13145113, 26290226, 52580452, 105160904, 210321808]

約数ペア:

[(1, 210321808), (2, 105160904), (4, 52580452), (8, 26290226), (16, 13145113), (53, 3968336), (106, 1984168), (212, 992084), (424, 496042), (848, 248021)]