21517008

素因数分解:

$2^4\times 3^1\times {\mathrm{113}}^1\times {\mathrm{3967}}^1$

素因数の和:4091

約数の個数: 40

約数和(自身を含む): 56091648

約数和(自身を除く): 34574640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 113, 226, 339, 452, 678, 904, 1356, 1808, 2712, 3967, 5424, 7934, 11901, 15868, 23802, 31736, 47604, 63472, 95208, 190416, 448271, 896542, 1344813, 1793084, 2689626, 3586168, 5379252, 7172336, 10758504, 21517008]

約数ペア:

[(1, 21517008), (2, 10758504), (3, 7172336), (4, 5379252), (6, 3586168), (8, 2689626), (12, 1793084), (16, 1344813), (24, 896542), (48, 448271), (113, 190416), (226, 95208), (339, 63472), (452, 47604), (678, 31736), (904, 23802), (1356, 15868), (1808, 11901), (2712, 7934), (3967, 5424)]