21416996874

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{388369}}^1$

素因数の和:388495

約数の個数: 64

約数和(自身を含む): 53240866560

約数和(自身を除く): 31823869686

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 101, 182, 202, 273, 303, 546, 606, 707, 1313, 1414, 2121, 2626, 3939, 4242, 7878, 9191, 18382, 27573, 55146, 388369, 776738, 1165107, 2330214, 2718583, 5048797, 5437166, 8155749, 10097594, 15146391, 16311498, 30292782, 35341579, 39225269, 70683158, 78450538, 106024737, 117675807, 212049474, 235351614, 274576883, 509928497, 549153766, 823730649, 1019856994, 1529785491, 1647461298, 3059570982, 3569499479, 7138998958, 10708498437, 21416996874]

約数ペア:

[(1, 21416996874), (2, 10708498437), (3, 7138998958), (6, 3569499479), (7, 3059570982), (13, 1647461298), (14, 1529785491), (21, 1019856994), (26, 823730649), (39, 549153766), (42, 509928497), (78, 274576883), (91, 235351614), (101, 212049474), (182, 117675807), (202, 106024737), (273, 78450538), (303, 70683158), (546, 39225269), (606, 35341579), (707, 30292782), (1313, 16311498), (1414, 15146391), (2121, 10097594), (2626, 8155749), (3939, 5437166), (4242, 5048797), (7878, 2718583), (9191, 2330214), (18382, 1165107), (27573, 776738), (55146, 388369)]