21152200

素因数分解:

$2^3\times 5^2\times {\mathrm{105761}}^1$

素因数の和:105777

約数の個数: 24

約数和(自身を含む): 49179330

約数和(自身を除く): 28027130

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 105761, 211522, 423044, 528805, 846088, 1057610, 2115220, 2644025, 4230440, 5288050, 10576100, 21152200]

約数ペア:

[(1, 21152200), (2, 10576100), (4, 5288050), (5, 4230440), (8, 2644025), (10, 2115220), (20, 1057610), (25, 846088), (40, 528805), (50, 423044), (100, 211522), (200, 105761)]