21149328

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{19157}}^1$

素因数の和:19191

約数の個数: 40

約数和(自身を含む): 57014208

約数和(自身を除く): 35864880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 19157, 38314, 57471, 76628, 114942, 153256, 229884, 306512, 440611, 459768, 881222, 919536, 1321833, 1762444, 2643666, 3524888, 5287332, 7049776, 10574664, 21149328]

約数ペア:

[(1, 21149328), (2, 10574664), (3, 7049776), (4, 5287332), (6, 3524888), (8, 2643666), (12, 1762444), (16, 1321833), (23, 919536), (24, 881222), (46, 459768), (48, 440611), (69, 306512), (92, 229884), (138, 153256), (184, 114942), (276, 76628), (368, 57471), (552, 38314), (1104, 19157)]