21708114555

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{75941}}^1$

素因数の和:76044

約数の個数: 64

約数和(自身を含む): 39368332800

約数和(自身を除く): 17660218245

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 59, 85, 95, 177, 255, 285, 295, 323, 885, 969, 1003, 1121, 1615, 3009, 3363, 4845, 5015, 5605, 15045, 16815, 19057, 57171, 75941, 95285, 227823, 285855, 379705, 1139115, 1290997, 1442879, 3872991, 4328637, 4480519, 6454985, 7214395, 13441557, 19364955, 21643185, 22402595, 24528943, 67207785, 73586829, 76168823, 85129861, 122644715, 228506469, 255389583, 367934145, 380844115, 425649305, 1142532345, 1276947915, 1447207637, 4341622911, 7236038185, 21708114555]

約数ペア:

[(1, 21708114555), (3, 7236038185), (5, 4341622911), (15, 1447207637), (17, 1276947915), (19, 1142532345), (51, 425649305), (57, 380844115), (59, 367934145), (85, 255389583), (95, 228506469), (177, 122644715), (255, 85129861), (285, 76168823), (295, 73586829), (323, 67207785), (885, 24528943), (969, 22402595), (1003, 21643185), (1121, 19364955), (1615, 13441557), (3009, 7214395), (3363, 6454985), (4845, 4480519), (5015, 4328637), (5605, 3872991), (15045, 1442879), (16815, 1290997), (19057, 1139115), (57171, 379705), (75941, 285855), (95285, 227823)]