21768887115

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{44971}}^1$

素因数の和:45360

約数の個数: 48

約数和(自身を含む): 39063038976

約数和(自身を除く): 17294151861

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 347, 465, 1041, 1395, 1735, 3123, 5205, 10757, 15615, 32271, 44971, 53785, 96813, 134913, 161355, 224855, 404739, 484065, 674565, 1394101, 2023695, 4182303, 6970505, 12546909, 15604937, 20911515, 46814811, 62734545, 78024685, 140444433, 234074055, 483753047, 702222165, 1451259141, 2418765235, 4353777423, 7256295705, 21768887115]

約数ペア:

[(1, 21768887115), (3, 7256295705), (5, 4353777423), (9, 2418765235), (15, 1451259141), (31, 702222165), (45, 483753047), (93, 234074055), (155, 140444433), (279, 78024685), (347, 62734545), (465, 46814811), (1041, 20911515), (1395, 15604937), (1735, 12546909), (3123, 6970505), (5205, 4182303), (10757, 2023695), (15615, 1394101), (32271, 674565), (44971, 484065), (53785, 404739), (96813, 224855), (134913, 161355)]