21056701602

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{7109}}^1$

素因数の和:7611

約数の個数: 64

約数和(自身を含む): 45335635200

約数和(自身を除く): 24278933598

約数列:

[1, 2, 3, 6, 17, 34, 51, 71, 102, 142, 213, 409, 426, 818, 1207, 1227, 2414, 2454, 3621, 6953, 7109, 7242, 13906, 14218, 20859, 21327, 29039, 41718, 42654, 58078, 87117, 120853, 174234, 241706, 362559, 493663, 504739, 725118, 987326, 1009478, 1480989, 1514217, 2907581, 2961978, 3028434, 5815162, 8580563, 8722743, 17161126, 17445486, 25741689, 49428877, 51483378, 98857754, 148286631, 206438251, 296573262, 412876502, 619314753, 1238629506, 3509450267, 7018900534, 10528350801, 21056701602]

約数ペア:

[(1, 21056701602), (2, 10528350801), (3, 7018900534), (6, 3509450267), (17, 1238629506), (34, 619314753), (51, 412876502), (71, 296573262), (102, 206438251), (142, 148286631), (213, 98857754), (409, 51483378), (426, 49428877), (818, 25741689), (1207, 17445486), (1227, 17161126), (2414, 8722743), (2454, 8580563), (3621, 5815162), (6953, 3028434), (7109, 2961978), (7242, 2907581), (13906, 1514217), (14218, 1480989), (20859, 1009478), (21327, 987326), (29039, 725118), (41718, 504739), (42654, 493663), (58078, 362559), (87117, 241706), (120853, 174234)]