21000306648

素因数分解:

$2^3\times 3^1\times {\mathrm{367}}^1\times {\mathrm{823}}^1\times {\mathrm{2897}}^1$

素因数の和:4096

約数の個数: 64

約数和(自身を含む): 52725980160

約数和(自身を除く): 31725673512

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 367, 734, 823, 1101, 1468, 1646, 2202, 2469, 2897, 2936, 3292, 4404, 4938, 5794, 6584, 8691, 8808, 9876, 11588, 17382, 19752, 23176, 34764, 69528, 302041, 604082, 906123, 1063199, 1208164, 1812246, 2126398, 2384231, 2416328, 3189597, 3624492, 4252796, 4768462, 6379194, 7152693, 7248984, 8505592, 9536924, 12758388, 14305386, 19073848, 25516776, 28610772, 57221544, 875012777, 1750025554, 2625038331, 3500051108, 5250076662, 7000102216, 10500153324, 21000306648]

約数ペア:

[(1, 21000306648), (2, 10500153324), (3, 7000102216), (4, 5250076662), (6, 3500051108), (8, 2625038331), (12, 1750025554), (24, 875012777), (367, 57221544), (734, 28610772), (823, 25516776), (1101, 19073848), (1468, 14305386), (1646, 12758388), (2202, 9536924), (2469, 8505592), (2897, 7248984), (2936, 7152693), (3292, 6379194), (4404, 4768462), (4938, 4252796), (5794, 3624492), (6584, 3189597), (8691, 2416328), (8808, 2384231), (9876, 2126398), (11588, 1812246), (17382, 1208164), (19752, 1063199), (23176, 906123), (34764, 604082), (69528, 302041)]