21189678

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3079}}^1$

素因数の和:3152

約数の個数: 32

約数和(自身を含む): 44943360

約数和(自身を除く): 23753682

約数列:

[1, 2, 3, 6, 31, 37, 62, 74, 93, 111, 186, 222, 1147, 2294, 3079, 3441, 6158, 6882, 9237, 18474, 95449, 113923, 190898, 227846, 286347, 341769, 572694, 683538, 3531613, 7063226, 10594839, 21189678]

約数ペア:

[(1, 21189678), (2, 10594839), (3, 7063226), (6, 3531613), (31, 683538), (37, 572694), (62, 341769), (74, 286347), (93, 227846), (111, 190898), (186, 113923), (222, 95449), (1147, 18474), (2294, 9237), (3079, 6882), (3441, 6158)]