21429124900

素因数分解:

$2^2\times 5^2\times {\mathrm{1231}}^1\times {\mathrm{174079}}^1$

素因数の和:175324

約数の個数: 36

約数和(自身を含む): 46539243520

約数和(自身を除く): 25110118620

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 1231, 2462, 4924, 6155, 12310, 24620, 30775, 61550, 123100, 174079, 348158, 696316, 870395, 1740790, 3481580, 4351975, 8703950, 17407900, 214291249, 428582498, 857164996, 1071456245, 2142912490, 4285824980, 5357281225, 10714562450, 21429124900]

約数ペア:

[(1, 21429124900), (2, 10714562450), (4, 5357281225), (5, 4285824980), (10, 2142912490), (20, 1071456245), (25, 857164996), (50, 428582498), (100, 214291249), (1231, 17407900), (2462, 8703950), (4924, 4351975), (6155, 3481580), (12310, 1740790), (24620, 870395), (30775, 696316), (61550, 348158), (123100, 174079)]