21962350

素因数分解:

$2^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{2539}}^1$

素因数の和:2724

約数の個数: 24

約数和(自身を含む): 41102280

約数和(自身を除く): 19139930

約数列:

[1, 2, 5, 10, 25, 50, 173, 346, 865, 1730, 2539, 4325, 5078, 8650, 12695, 25390, 63475, 126950, 439247, 878494, 2196235, 4392470, 10981175, 21962350]

約数ペア:

[(1, 21962350), (2, 10981175), (5, 4392470), (10, 2196235), (25, 878494), (50, 439247), (173, 126950), (346, 63475), (865, 25390), (1730, 12695), (2539, 8650), (4325, 5078)]