21311008

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{35051}}^1$

素因数の和:35080

約数の個数: 24

約数和(自身を含む): 44165520

約数和(自身を除く): 22854512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 35051, 70102, 140204, 280408, 560816, 665969, 1121632, 1331938, 2663876, 5327752, 10655504, 21311008]

約数ペア:

[(1, 21311008), (2, 10655504), (4, 5327752), (8, 2663876), (16, 1331938), (19, 1121632), (32, 665969), (38, 560816), (76, 280408), (152, 140204), (304, 70102), (608, 35051)]