21683604

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 52012800

約数和(自身を除く): 30329196

約数列:

[1, 2, 3, 4, 6, 12, 79, 89, 158, 178, 237, 257, 267, 316, 356, 474, 514, 534, 771, 948, 1028, 1068, 1542, 3084, 7031, 14062, 20303, 21093, 22873, 28124, 40606, 42186, 45746, 60909, 68619, 81212, 84372, 91492, 121818, 137238, 243636, 274476, 1806967, 3613934, 5420901, 7227868, 10841802, 21683604]

約数ペア:

[(1, 21683604), (2, 10841802), (3, 7227868), (4, 5420901), (6, 3613934), (12, 1806967), (79, 274476), (89, 243636), (158, 137238), (178, 121818), (237, 91492), (257, 84372), (267, 81212), (316, 68619), (356, 60909), (474, 45746), (514, 42186), (534, 40606), (771, 28124), (948, 22873), (1028, 21093), (1068, 20303), (1542, 14062), (3084, 7031)]