21358190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{659}}^1$

素因数の和:1136

約数の個数: 32

約数和(自身を含む): 44098560

約数和(自身を除く): 22740370

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 463, 659, 926, 1318, 2315, 3241, 3295, 4613, 4630, 6482, 6590, 9226, 16205, 23065, 32410, 46130, 305117, 610234, 1525585, 2135819, 3051170, 4271638, 10679095, 21358190]

約数ペア:

[(1, 21358190), (2, 10679095), (5, 4271638), (7, 3051170), (10, 2135819), (14, 1525585), (35, 610234), (70, 305117), (463, 46130), (659, 32410), (926, 23065), (1318, 16205), (2315, 9226), (3241, 6590), (3295, 6482), (4613, 4630)]