21653784

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{5897}}^1$

素因数の和:5929

約数の個数: 64

約数和(自身を含む): 63698400

約数和(自身を除く): 42044616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 612, 918, 1224, 1836, 3672, 5897, 11794, 17691, 23588, 35382, 47176, 53073, 70764, 100249, 106146, 141528, 159219, 200498, 212292, 300747, 318438, 400996, 424584, 601494, 636876, 801992, 902241, 1202988, 1273752, 1804482, 2405976, 2706723, 3608964, 5413446, 7217928, 10826892, 21653784]

約数ペア:

[(1, 21653784), (2, 10826892), (3, 7217928), (4, 5413446), (6, 3608964), (8, 2706723), (9, 2405976), (12, 1804482), (17, 1273752), (18, 1202988), (24, 902241), (27, 801992), (34, 636876), (36, 601494), (51, 424584), (54, 400996), (68, 318438), (72, 300747), (102, 212292), (108, 200498), (136, 159219), (153, 141528), (204, 106146), (216, 100249), (306, 70764), (408, 53073), (459, 47176), (612, 35382), (918, 23588), (1224, 17691), (1836, 11794), (3672, 5897)]