21273236

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{883}}^1$

素因数の和:1223

約数の個数: 24

約数和(自身を含む): 39355680

約数和(自身を除く): 18082444

約数列:

[1, 2, 4, 19, 38, 76, 317, 634, 883, 1268, 1766, 3532, 6023, 12046, 16777, 24092, 33554, 67108, 279911, 559822, 1119644, 5318309, 10636618, 21273236]

約数ペア:

[(1, 21273236), (2, 10636618), (4, 5318309), (19, 1119644), (38, 559822), (76, 279911), (317, 67108), (634, 33554), (883, 24092), (1268, 16777), (1766, 12046), (3532, 6023)]