21761246079

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{77267}}^1$

素因数の和:77362

約数の個数: 48

約数和(自身を含む): 34875684480

約数和(自身を除く): 13114438401

約数列:

[1, 3, 9, 19, 27, 57, 61, 81, 171, 183, 243, 513, 549, 1159, 1539, 1647, 3477, 4617, 4941, 10431, 14823, 31293, 77267, 93879, 231801, 281637, 695403, 1468073, 2086209, 4404219, 4713287, 6258627, 13212657, 14139861, 18775881, 39637971, 42419583, 89552453, 118913913, 127258749, 268657359, 356741739, 381776247, 805972077, 1145328741, 2417916231, 7253748693, 21761246079]

約数ペア:

[(1, 21761246079), (3, 7253748693), (9, 2417916231), (19, 1145328741), (27, 805972077), (57, 381776247), (61, 356741739), (81, 268657359), (171, 127258749), (183, 118913913), (243, 89552453), (513, 42419583), (549, 39637971), (1159, 18775881), (1539, 14139861), (1647, 13212657), (3477, 6258627), (4617, 4713287), (4941, 4404219), (10431, 2086209), (14823, 1468073), (31293, 695403), (77267, 281637), (93879, 231801)]