21332156960

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{27541}}^1$

素因数の和:27706

約数の個数: 96

約数和(自身を含む): 51971092992

約数和(自身を除く): 30638936032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 103, 160, 188, 206, 235, 376, 412, 470, 515, 752, 824, 940, 1030, 1504, 1648, 1880, 2060, 3296, 3760, 4120, 4841, 7520, 8240, 9682, 16480, 19364, 24205, 27541, 38728, 48410, 55082, 77456, 96820, 110164, 137705, 154912, 193640, 220328, 275410, 387280, 440656, 550820, 774560, 881312, 1101640, 1294427, 2203280, 2588854, 2836723, 4406560, 5177708, 5673446, 6472135, 10355416, 11346892, 12944270, 14183615, 20710832, 22693784, 25888540, 28367230, 41421664, 45387568, 51777080, 56734460, 90775136, 103554160, 113468920, 133325981, 207108320, 226937840, 266651962, 453875680, 533303924, 666629905, 1066607848, 1333259810, 2133215696, 2666519620, 4266431392, 5333039240, 10666078480, 21332156960]

約数ペア:

[(1, 21332156960), (2, 10666078480), (4, 5333039240), (5, 4266431392), (8, 2666519620), (10, 2133215696), (16, 1333259810), (20, 1066607848), (32, 666629905), (40, 533303924), (47, 453875680), (80, 266651962), (94, 226937840), (103, 207108320), (160, 133325981), (188, 113468920), (206, 103554160), (235, 90775136), (376, 56734460), (412, 51777080), (470, 45387568), (515, 41421664), (752, 28367230), (824, 25888540), (940, 22693784), (1030, 20710832), (1504, 14183615), (1648, 12944270), (1880, 11346892), (2060, 10355416), (3296, 6472135), (3760, 5673446), (4120, 5177708), (4841, 4406560), (7520, 2836723), (8240, 2588854), (9682, 2203280), (16480, 1294427), (19364, 1101640), (24205, 881312), (27541, 774560), (38728, 550820), (48410, 440656), (55082, 387280), (77456, 275410), (96820, 220328), (110164, 193640), (137705, 154912)]