21282954

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{6581}}^1$

素因数の和:6611

約数の個数: 48

約数和(自身を含む): 54025056

約数和(自身を除く): 32742102

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 98, 147, 154, 231, 294, 462, 539, 1078, 1617, 3234, 6581, 13162, 19743, 39486, 46067, 72391, 92134, 138201, 144782, 217173, 276402, 322469, 434346, 506737, 644938, 967407, 1013474, 1520211, 1934814, 3040422, 3547159, 7094318, 10641477, 21282954]

約数ペア:

[(1, 21282954), (2, 10641477), (3, 7094318), (6, 3547159), (7, 3040422), (11, 1934814), (14, 1520211), (21, 1013474), (22, 967407), (33, 644938), (42, 506737), (49, 434346), (66, 322469), (77, 276402), (98, 217173), (147, 144782), (154, 138201), (231, 92134), (294, 72391), (462, 46067), (539, 39486), (1078, 19743), (1617, 13162), (3234, 6581)]