21911142

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 51114240

約数和(自身を除く): 29203098

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 101, 114, 173, 202, 209, 303, 346, 418, 519, 606, 627, 1038, 1111, 1254, 1903, 1919, 2222, 3287, 3333, 3806, 3838, 5709, 5757, 6574, 6666, 9861, 11418, 11514, 17473, 19722, 21109, 34946, 36157, 42218, 52419, 63327, 72314, 104838, 108471, 126654, 192203, 216942, 331987, 384406, 576609, 663974, 995961, 1153218, 1991922, 3651857, 7303714, 10955571, 21911142]

約数ペア:

[(1, 21911142), (2, 10955571), (3, 7303714), (6, 3651857), (11, 1991922), (19, 1153218), (22, 995961), (33, 663974), (38, 576609), (57, 384406), (66, 331987), (101, 216942), (114, 192203), (173, 126654), (202, 108471), (209, 104838), (303, 72314), (346, 63327), (418, 52419), (519, 42218), (606, 36157), (627, 34946), (1038, 21109), (1111, 19722), (1254, 17473), (1903, 11514), (1919, 11418), (2222, 9861), (3287, 6666), (3333, 6574), (3806, 5757), (3838, 5709)]