21000434679

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6536083}}^1$

素因数の和:6536116

約数の個数: 32

約数和(自身を含む): 37647843840

約数和(自身を除く): 16647409161

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6536083, 19608249, 45752581, 58824747, 111113411, 137257743, 176474241, 333340233, 411773229, 777793877, 1000020699, 1235319687, 2333381631, 3000062097, 7000144893, 21000434679]

約数ペア:

[(1, 21000434679), (3, 7000144893), (7, 3000062097), (9, 2333381631), (17, 1235319687), (21, 1000020699), (27, 777793877), (51, 411773229), (63, 333340233), (119, 176474241), (153, 137257743), (189, 111113411), (357, 58824747), (459, 45752581), (1071, 19608249), (3213, 6536083)]