21229464

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 57183840

約数和(自身を除く): 35954376

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 61, 68, 102, 122, 136, 183, 204, 244, 366, 408, 488, 732, 853, 1037, 1464, 1706, 2074, 2559, 3111, 3412, 4148, 5118, 6222, 6824, 8296, 10236, 12444, 14501, 20472, 24888, 29002, 43503, 52033, 58004, 87006, 104066, 116008, 156099, 174012, 208132, 312198, 348024, 416264, 624396, 884561, 1248792, 1769122, 2653683, 3538244, 5307366, 7076488, 10614732, 21229464]

約数ペア:

[(1, 21229464), (2, 10614732), (3, 7076488), (4, 5307366), (6, 3538244), (8, 2653683), (12, 1769122), (17, 1248792), (24, 884561), (34, 624396), (51, 416264), (61, 348024), (68, 312198), (102, 208132), (122, 174012), (136, 156099), (183, 116008), (204, 104066), (244, 87006), (366, 58004), (408, 52033), (488, 43503), (732, 29002), (853, 24888), (1037, 20472), (1464, 14501), (1706, 12444), (2074, 10236), (2559, 8296), (3111, 6824), (3412, 6222), (4148, 5118)]