21153984

素因数分解:

$2^6\times 3^1\times {\mathrm{17}}^1\times {\mathrm{6481}}^1$

素因数の和:6513

約数の個数: 56

約数和(自身を含む): 59271408

約数和(自身を除く): 38117424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 64, 68, 96, 102, 136, 192, 204, 272, 408, 544, 816, 1088, 1632, 3264, 6481, 12962, 19443, 25924, 38886, 51848, 77772, 103696, 110177, 155544, 207392, 220354, 311088, 330531, 414784, 440708, 622176, 661062, 881416, 1244352, 1322124, 1762832, 2644248, 3525664, 5288496, 7051328, 10576992, 21153984]

約数ペア:

[(1, 21153984), (2, 10576992), (3, 7051328), (4, 5288496), (6, 3525664), (8, 2644248), (12, 1762832), (16, 1322124), (17, 1244352), (24, 881416), (32, 661062), (34, 622176), (48, 440708), (51, 414784), (64, 330531), (68, 311088), (96, 220354), (102, 207392), (136, 155544), (192, 110177), (204, 103696), (272, 77772), (408, 51848), (544, 38886), (816, 25924), (1088, 19443), (1632, 12962), (3264, 6481)]