21655032

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1553}}^1$

素因数の和:1652

約数の個数: 64

約数和(自身を含む): 62657280

約数和(自身を除く): 41002248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1553, 1743, 1992, 2324, 3106, 3486, 4648, 4659, 6212, 6972, 9318, 10871, 12424, 13944, 18636, 21742, 32613, 37272, 43484, 65226, 86968, 128899, 130452, 257798, 260904, 386697, 515596, 773394, 902293, 1031192, 1546788, 1804586, 2706879, 3093576, 3609172, 5413758, 7218344, 10827516, 21655032]

約数ペア:

[(1, 21655032), (2, 10827516), (3, 7218344), (4, 5413758), (6, 3609172), (7, 3093576), (8, 2706879), (12, 1804586), (14, 1546788), (21, 1031192), (24, 902293), (28, 773394), (42, 515596), (56, 386697), (83, 260904), (84, 257798), (166, 130452), (168, 128899), (249, 86968), (332, 65226), (498, 43484), (581, 37272), (664, 32613), (996, 21742), (1162, 18636), (1553, 13944), (1743, 12424), (1992, 10871), (2324, 9318), (3106, 6972), (3486, 6212), (4648, 4659)]