21059952

素因数分解:

$2^4\times 3^1\times {\mathrm{271}}^1\times {\mathrm{1619}}^1$

素因数の和:1901

約数の個数: 40

約数和(自身を含む): 54639360

約数和(自身を除く): 33579408

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 271, 542, 813, 1084, 1619, 1626, 2168, 3238, 3252, 4336, 4857, 6476, 6504, 9714, 12952, 13008, 19428, 25904, 38856, 77712, 438749, 877498, 1316247, 1754996, 2632494, 3509992, 5264988, 7019984, 10529976, 21059952]

約数ペア:

[(1, 21059952), (2, 10529976), (3, 7019984), (4, 5264988), (6, 3509992), (8, 2632494), (12, 1754996), (16, 1316247), (24, 877498), (48, 438749), (271, 77712), (542, 38856), (813, 25904), (1084, 19428), (1619, 13008), (1626, 12952), (2168, 9714), (3238, 6504), (3252, 6476), (4336, 4857)]