21488148

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^2\times {\mathrm{4933}}^1$

素因数の和:4965

約数の個数: 54

約数和(自身を含む): 59716202

約数和(自身を除く): 38228054

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 121, 132, 198, 242, 363, 396, 484, 726, 1089, 1452, 2178, 4356, 4933, 9866, 14799, 19732, 29598, 44397, 54263, 59196, 88794, 108526, 162789, 177588, 217052, 325578, 488367, 596893, 651156, 976734, 1193786, 1790679, 1953468, 2387572, 3581358, 5372037, 7162716, 10744074, 21488148]

約数ペア:

[(1, 21488148), (2, 10744074), (3, 7162716), (4, 5372037), (6, 3581358), (9, 2387572), (11, 1953468), (12, 1790679), (18, 1193786), (22, 976734), (33, 651156), (36, 596893), (44, 488367), (66, 325578), (99, 217052), (121, 177588), (132, 162789), (198, 108526), (242, 88794), (363, 59196), (396, 54263), (484, 44397), (726, 29598), (1089, 19732), (1452, 14799), (2178, 9866), (4356, 4933)]