21201354

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{617}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 48589632

約数和(自身を除く): 27388278

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 83, 138, 166, 207, 249, 414, 498, 617, 747, 1234, 1494, 1851, 1909, 3702, 3818, 5553, 5727, 11106, 11454, 14191, 17181, 28382, 34362, 42573, 51211, 85146, 102422, 127719, 153633, 255438, 307266, 460899, 921798, 1177853, 2355706, 3533559, 7067118, 10600677, 21201354]

約数ペア:

[(1, 21201354), (2, 10600677), (3, 7067118), (6, 3533559), (9, 2355706), (18, 1177853), (23, 921798), (46, 460899), (69, 307266), (83, 255438), (138, 153633), (166, 127719), (207, 102422), (249, 85146), (414, 51211), (498, 42573), (617, 34362), (747, 28382), (1234, 17181), (1494, 14191), (1851, 11454), (1909, 11106), (3702, 5727), (3818, 5553)]