21532446

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 52987200

約数和(自身を除く): 31454754

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 37, 39, 54, 74, 78, 111, 117, 222, 234, 333, 351, 481, 666, 702, 829, 962, 999, 1443, 1658, 1998, 2487, 2886, 4329, 4974, 7461, 8658, 10777, 12987, 14922, 21554, 22383, 25974, 30673, 32331, 44766, 61346, 64662, 92019, 96993, 184038, 193986, 276057, 290979, 398749, 552114, 581958, 797498, 828171, 1196247, 1656342, 2392494, 3588741, 7177482, 10766223, 21532446]

約数ペア:

[(1, 21532446), (2, 10766223), (3, 7177482), (6, 3588741), (9, 2392494), (13, 1656342), (18, 1196247), (26, 828171), (27, 797498), (37, 581958), (39, 552114), (54, 398749), (74, 290979), (78, 276057), (111, 193986), (117, 184038), (222, 96993), (234, 92019), (333, 64662), (351, 61346), (481, 44766), (666, 32331), (702, 30673), (829, 25974), (962, 22383), (999, 21554), (1443, 14922), (1658, 12987), (1998, 10777), (2487, 8658), (2886, 7461), (4329, 4974)]