21547344

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4933}}^1$

素因数の和:4964

約数の個数: 80

約数和(自身を含む): 68523392

約数和(自身を除く): 46976048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 4933, 9866, 14799, 19732, 29598, 34531, 39464, 59196, 64129, 69062, 78928, 103593, 118392, 128258, 138124, 192387, 207186, 236784, 256516, 276248, 384774, 414372, 448903, 513032, 552496, 769548, 828744, 897806, 1026064, 1346709, 1539096, 1657488, 1795612, 2693418, 3078192, 3591224, 5386836, 7182448, 10773672, 21547344]

約数ペア:

[(1, 21547344), (2, 10773672), (3, 7182448), (4, 5386836), (6, 3591224), (7, 3078192), (8, 2693418), (12, 1795612), (13, 1657488), (14, 1539096), (16, 1346709), (21, 1026064), (24, 897806), (26, 828744), (28, 769548), (39, 552496), (42, 513032), (48, 448903), (52, 414372), (56, 384774), (78, 276248), (84, 256516), (91, 236784), (104, 207186), (112, 192387), (156, 138124), (168, 128258), (182, 118392), (208, 103593), (273, 78928), (312, 69062), (336, 64129), (364, 59196), (546, 39464), (624, 34531), (728, 29598), (1092, 19732), (1456, 14799), (2184, 9866), (4368, 4933)]