21091080147345

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{6679}}^1\times {\mathrm{15467}}^1$

素因数の和:22519

約数の個数: 96

約数和(自身を含む): 39491288928000

約数和(自身を除く): 18400208780655

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 349, 585, 1047, 1745, 3141, 4537, 5235, 6679, 13611, 15467, 15705, 20037, 22685, 33395, 40833, 46401, 60111, 68055, 77335, 86827, 100185, 139203, 201071, 204165, 232005, 260481, 300555, 434135, 603213, 696015, 781443, 1005355, 1302405, 1809639, 2330971, 3016065, 3907215, 5397983, 6992913, 9048195, 11654855, 16193949, 20978739, 26989915, 30302623, 34964565, 48581847, 70173779, 80969745, 90907869, 103304093, 104893695, 151513115, 210521337, 242909235, 272723607, 309912279, 350868895, 454539345, 516520465, 631564011, 929736837, 1052606685, 1342953209, 1363618035, 1549561395, 3157820055, 4028859627, 4648684185, 6714766045, 12086578881, 20144298135, 36053128457, 60432894405, 108159385371, 180265642285, 324478156113, 468690669941, 540796926855, 1406072009823, 1622390780565, 2343453349705, 4218216029469, 7030360049115, 21091080147345]

約数ペア:

[(1, 21091080147345), (3, 7030360049115), (5, 4218216029469), (9, 2343453349705), (13, 1622390780565), (15, 1406072009823), (39, 540796926855), (45, 468690669941), (65, 324478156113), (117, 180265642285), (195, 108159385371), (349, 60432894405), (585, 36053128457), (1047, 20144298135), (1745, 12086578881), (3141, 6714766045), (4537, 4648684185), (5235, 4028859627), (6679, 3157820055), (13611, 1549561395), (15467, 1363618035), (15705, 1342953209), (20037, 1052606685), (22685, 929736837), (33395, 631564011), (40833, 516520465), (46401, 454539345), (60111, 350868895), (68055, 309912279), (77335, 272723607), (86827, 242909235), (100185, 210521337), (139203, 151513115), (201071, 104893695), (204165, 103304093), (232005, 90907869), (260481, 80969745), (300555, 70173779), (434135, 48581847), (603213, 34964565), (696015, 30302623), (781443, 26989915), (1005355, 20978739), (1302405, 16193949), (1809639, 11654855), (2330971, 9048195), (3016065, 6992913), (3907215, 5397983)]