21769008

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 58924800

約数和(自身を除く): 37155792

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 53, 86, 106, 129, 159, 172, 199, 212, 258, 318, 344, 398, 424, 516, 597, 636, 688, 796, 848, 1032, 1194, 1272, 1592, 2064, 2279, 2388, 2544, 3184, 4558, 4776, 6837, 8557, 9116, 9552, 10547, 13674, 17114, 18232, 21094, 25671, 27348, 31641, 34228, 36464, 42188, 51342, 54696, 63282, 68456, 84376, 102684, 109392, 126564, 136912, 168752, 205368, 253128, 410736, 453521, 506256, 907042, 1360563, 1814084, 2721126, 3628168, 5442252, 7256336, 10884504, 21769008]

約数ペア:

[(1, 21769008), (2, 10884504), (3, 7256336), (4, 5442252), (6, 3628168), (8, 2721126), (12, 1814084), (16, 1360563), (24, 907042), (43, 506256), (48, 453521), (53, 410736), (86, 253128), (106, 205368), (129, 168752), (159, 136912), (172, 126564), (199, 109392), (212, 102684), (258, 84376), (318, 68456), (344, 63282), (398, 54696), (424, 51342), (516, 42188), (597, 36464), (636, 34228), (688, 31641), (796, 27348), (848, 25671), (1032, 21094), (1194, 18232), (1272, 17114), (1592, 13674), (2064, 10547), (2279, 9552), (2388, 9116), (2544, 8557), (3184, 6837), (4558, 4776)]