21153296450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2958503}}^1$

素因数の和:2958539

約数の個数: 48

約数和(自身を含む): 46223666496

約数和(自身を除く): 25070370046

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 7150, 2958503, 5917006, 14792515, 29585030, 32543533, 38460539, 65087066, 73962575, 76921078, 147925150, 162717665, 192302695, 325435330, 384605390, 423065929, 813588325, 846131858, 961513475, 1627176650, 1923026950, 2115329645, 4230659290, 10576648225, 21153296450]

約数ペア:

[(1, 21153296450), (2, 10576648225), (5, 4230659290), (10, 2115329645), (11, 1923026950), (13, 1627176650), (22, 961513475), (25, 846131858), (26, 813588325), (50, 423065929), (55, 384605390), (65, 325435330), (110, 192302695), (130, 162717665), (143, 147925150), (275, 76921078), (286, 73962575), (325, 65087066), (550, 38460539), (650, 32543533), (715, 29585030), (1430, 14792515), (3575, 5917006), (7150, 2958503)]