21682268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9203}}^1$

素因数の和:9257

約数の個数: 24

約数和(自身を含む): 41233920

約数和(自身を除く): 19551652

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 9203, 18406, 36812, 174857, 285293, 349714, 570586, 699428, 1141172, 5420567, 10841134, 21682268]

約数ペア:

[(1, 21682268), (2, 10841134), (4, 5420567), (19, 1141172), (31, 699428), (38, 570586), (62, 349714), (76, 285293), (124, 174857), (589, 36812), (1178, 18406), (2356, 9203)]