21336504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1427}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 40353096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 89, 168, 178, 267, 356, 534, 623, 712, 1068, 1246, 1427, 1869, 2136, 2492, 2854, 3738, 4281, 4984, 5708, 7476, 8562, 9989, 11416, 14952, 17124, 19978, 29967, 34248, 39956, 59934, 79912, 119868, 127003, 239736, 254006, 381009, 508012, 762018, 889021, 1016024, 1524036, 1778042, 2667063, 3048072, 3556084, 5334126, 7112168, 10668252, 21336504]

約数ペア:

[(1, 21336504), (2, 10668252), (3, 7112168), (4, 5334126), (6, 3556084), (7, 3048072), (8, 2667063), (12, 1778042), (14, 1524036), (21, 1016024), (24, 889021), (28, 762018), (42, 508012), (56, 381009), (84, 254006), (89, 239736), (168, 127003), (178, 119868), (267, 79912), (356, 59934), (534, 39956), (623, 34248), (712, 29967), (1068, 19978), (1246, 17124), (1427, 14952), (1869, 11416), (2136, 9989), (2492, 8562), (2854, 7476), (3738, 5708), (4281, 4984)]