21525672

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7537}}^1$

素因数の和:7570

約数の個数: 64

約数和(自身を含む): 65128320

約数和(自身を除く): 43602648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 84, 102, 119, 136, 168, 204, 238, 357, 408, 476, 714, 952, 1428, 2856, 7537, 15074, 22611, 30148, 45222, 52759, 60296, 90444, 105518, 128129, 158277, 180888, 211036, 256258, 316554, 384387, 422072, 512516, 633108, 768774, 896903, 1025032, 1266216, 1537548, 1793806, 2690709, 3075096, 3587612, 5381418, 7175224, 10762836, 21525672]

約数ペア:

[(1, 21525672), (2, 10762836), (3, 7175224), (4, 5381418), (6, 3587612), (7, 3075096), (8, 2690709), (12, 1793806), (14, 1537548), (17, 1266216), (21, 1025032), (24, 896903), (28, 768774), (34, 633108), (42, 512516), (51, 422072), (56, 384387), (68, 316554), (84, 256258), (102, 211036), (119, 180888), (136, 158277), (168, 128129), (204, 105518), (238, 90444), (357, 60296), (408, 52759), (476, 45222), (714, 30148), (952, 22611), (1428, 15074), (2856, 7537)]