21787643169

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{487}}^1\times {\mathrm{5939}}^1$

素因数の和:6472

約数の個数: 48

約数和(自身を含む): 33764290560

約数和(自身を除く): 11976647391

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 487, 837, 1461, 2511, 4383, 5939, 7533, 13149, 15097, 17817, 39447, 45291, 53451, 118341, 135873, 160353, 184109, 407619, 481059, 552327, 1222857, 1443177, 1656981, 2892293, 3668571, 4970943, 8676879, 14912829, 26030637, 44738487, 78091911, 89661083, 234275733, 268983249, 702827199, 806949747, 2420849241, 7262547723, 21787643169]

約数ペア:

[(1, 21787643169), (3, 7262547723), (9, 2420849241), (27, 806949747), (31, 702827199), (81, 268983249), (93, 234275733), (243, 89661083), (279, 78091911), (487, 44738487), (837, 26030637), (1461, 14912829), (2511, 8676879), (4383, 4970943), (5939, 3668571), (7533, 2892293), (13149, 1656981), (15097, 1443177), (17817, 1222857), (39447, 552327), (45291, 481059), (53451, 407619), (118341, 184109), (135873, 160353)]