21000228130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{49367}}^1$

素因数の和:49543

約数の個数: 64

約数和(自身を含む): 44360110080

約数和(自身を除く): 23359881950

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 103, 118, 206, 295, 413, 515, 590, 721, 826, 1030, 1442, 2065, 3605, 4130, 6077, 7210, 12154, 30385, 42539, 49367, 60770, 85078, 98734, 212695, 246835, 345569, 425390, 493670, 691138, 1727845, 2912653, 3455690, 5084801, 5825306, 10169602, 14563265, 20388571, 25424005, 29126530, 35593607, 40777142, 50848010, 71187214, 101942855, 177968035, 203885710, 300003259, 355936070, 600006518, 1500016295, 2100022813, 3000032590, 4200045626, 10500114065, 21000228130]

約数ペア:

[(1, 21000228130), (2, 10500114065), (5, 4200045626), (7, 3000032590), (10, 2100022813), (14, 1500016295), (35, 600006518), (59, 355936070), (70, 300003259), (103, 203885710), (118, 177968035), (206, 101942855), (295, 71187214), (413, 50848010), (515, 40777142), (590, 35593607), (721, 29126530), (826, 25424005), (1030, 20388571), (1442, 14563265), (2065, 10169602), (3605, 5825306), (4130, 5084801), (6077, 3455690), (7210, 2912653), (12154, 1727845), (30385, 691138), (42539, 493670), (49367, 425390), (60770, 345569), (85078, 246835), (98734, 212695)]