21252312

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{179}}^1$

素因数の和:305

約数の個数: 96

約数和(自身を含む): 61916400

約数和(自身を除く): 40664088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 97, 102, 136, 153, 179, 194, 204, 291, 306, 358, 388, 408, 537, 582, 612, 716, 776, 873, 1074, 1164, 1224, 1432, 1611, 1649, 1746, 2148, 2328, 3043, 3222, 3298, 3492, 4296, 4947, 6086, 6444, 6596, 6984, 9129, 9894, 12172, 12888, 13192, 14841, 17363, 18258, 19788, 24344, 27387, 29682, 34726, 36516, 39576, 52089, 54774, 59364, 69452, 73032, 104178, 109548, 118728, 138904, 156267, 208356, 219096, 295171, 312534, 416712, 590342, 625068, 885513, 1180684, 1250136, 1771026, 2361368, 2656539, 3542052, 5313078, 7084104, 10626156, 21252312]

約数ペア:

[(1, 21252312), (2, 10626156), (3, 7084104), (4, 5313078), (6, 3542052), (8, 2656539), (9, 2361368), (12, 1771026), (17, 1250136), (18, 1180684), (24, 885513), (34, 625068), (36, 590342), (51, 416712), (68, 312534), (72, 295171), (97, 219096), (102, 208356), (136, 156267), (153, 138904), (179, 118728), (194, 109548), (204, 104178), (291, 73032), (306, 69452), (358, 59364), (388, 54774), (408, 52089), (537, 39576), (582, 36516), (612, 34726), (716, 29682), (776, 27387), (873, 24344), (1074, 19788), (1164, 18258), (1224, 17363), (1432, 14841), (1611, 13192), (1649, 12888), (1746, 12172), (2148, 9894), (2328, 9129), (3043, 6984), (3222, 6596), (3298, 6444), (3492, 6086), (4296, 4947)]