21230892

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{307}}^1$

素因数の和:447

約数の個数: 72

約数和(自身を含む): 57513456

約数和(自身を除く): 36282564

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 113, 153, 204, 226, 306, 307, 339, 452, 612, 614, 678, 921, 1017, 1228, 1356, 1842, 1921, 2034, 2763, 3684, 3842, 4068, 5219, 5526, 5763, 7684, 10438, 11052, 11526, 15657, 17289, 20876, 23052, 31314, 34578, 34691, 46971, 62628, 69156, 69382, 93942, 104073, 138764, 187884, 208146, 312219, 416292, 589747, 624438, 1179494, 1248876, 1769241, 2358988, 3538482, 5307723, 7076964, 10615446, 21230892]

約数ペア:

[(1, 21230892), (2, 10615446), (3, 7076964), (4, 5307723), (6, 3538482), (9, 2358988), (12, 1769241), (17, 1248876), (18, 1179494), (34, 624438), (36, 589747), (51, 416292), (68, 312219), (102, 208146), (113, 187884), (153, 138764), (204, 104073), (226, 93942), (306, 69382), (307, 69156), (339, 62628), (452, 46971), (612, 34691), (614, 34578), (678, 31314), (921, 23052), (1017, 20876), (1228, 17289), (1356, 15657), (1842, 11526), (1921, 11052), (2034, 10438), (2763, 7684), (3684, 5763), (3842, 5526), (4068, 5219)]