21167994792

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{290993}}^1$

素因数の和:291442

約数の個数: 64

約数和(自身を含む): 60619870080

約数和(自身を除く): 39451875288

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 433, 866, 1299, 1732, 2598, 3031, 3464, 5196, 6062, 9093, 10392, 12124, 18186, 24248, 36372, 72744, 290993, 581986, 872979, 1163972, 1745958, 2036951, 2327944, 3491916, 4073902, 6110853, 6983832, 8147804, 12221706, 16295608, 24443412, 48886824, 125999969, 251999938, 377999907, 503999876, 755999814, 881999783, 1007999752, 1511999628, 1763999566, 2645999349, 3023999256, 3527999132, 5291998698, 7055998264, 10583997396, 21167994792]

約数ペア:

[(1, 21167994792), (2, 10583997396), (3, 7055998264), (4, 5291998698), (6, 3527999132), (7, 3023999256), (8, 2645999349), (12, 1763999566), (14, 1511999628), (21, 1007999752), (24, 881999783), (28, 755999814), (42, 503999876), (56, 377999907), (84, 251999938), (168, 125999969), (433, 48886824), (866, 24443412), (1299, 16295608), (1732, 12221706), (2598, 8147804), (3031, 6983832), (3464, 6110853), (5196, 4073902), (6062, 3491916), (9093, 2327944), (10392, 2036951), (12124, 1745958), (18186, 1163972), (24248, 872979), (36372, 581986), (72744, 290993)]