21012190260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{98621}}^1$

素因数の和:98753

約数の個数: 96

約数和(自身を含む): 60839517312

約数和(自身を除く): 39827327052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 67, 106, 134, 159, 201, 212, 265, 268, 318, 335, 402, 530, 636, 670, 795, 804, 1005, 1060, 1340, 1590, 2010, 3180, 3551, 4020, 7102, 10653, 14204, 17755, 21306, 35510, 42612, 53265, 71020, 98621, 106530, 197242, 213060, 295863, 394484, 493105, 591726, 986210, 1183452, 1479315, 1972420, 2958630, 5226913, 5917260, 6607607, 10453826, 13215214, 15680739, 19822821, 20907652, 26134565, 26430428, 31361478, 33038035, 39645642, 52269130, 62722956, 66076070, 78403695, 79291284, 99114105, 104538260, 132152140, 156807390, 198228210, 313614780, 350203171, 396456420, 700406342, 1050609513, 1400812684, 1751015855, 2101219026, 3502031710, 4202438052, 5253047565, 7004063420, 10506095130, 21012190260]

約数ペア:

[(1, 21012190260), (2, 10506095130), (3, 7004063420), (4, 5253047565), (5, 4202438052), (6, 3502031710), (10, 2101219026), (12, 1751015855), (15, 1400812684), (20, 1050609513), (30, 700406342), (53, 396456420), (60, 350203171), (67, 313614780), (106, 198228210), (134, 156807390), (159, 132152140), (201, 104538260), (212, 99114105), (265, 79291284), (268, 78403695), (318, 66076070), (335, 62722956), (402, 52269130), (530, 39645642), (636, 33038035), (670, 31361478), (795, 26430428), (804, 26134565), (1005, 20907652), (1060, 19822821), (1340, 15680739), (1590, 13215214), (2010, 10453826), (3180, 6607607), (3551, 5917260), (4020, 5226913), (7102, 2958630), (10653, 1972420), (14204, 1479315), (17755, 1183452), (21306, 986210), (35510, 591726), (42612, 493105), (53265, 394484), (71020, 295863), (98621, 213060), (106530, 197242)]