21000337440

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1411313}}^1$

素因数の和:1411362

約数の個数: 96

約数和(自身を含む): 68285016576

約数和(自身を除く): 47284679136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1488, 1860, 2480, 2976, 3720, 4960, 7440, 14880, 1411313, 2822626, 4233939, 5645252, 7056565, 8467878, 11290504, 14113130, 16935756, 21169695, 22581008, 28226260, 33871512, 42339390, 43750703, 45162016, 56452520, 67743024, 84678780, 87501406, 112905040, 131252109, 135486048, 169357560, 175002812, 218753515, 225810080, 262504218, 338715120, 350005624, 437507030, 525008436, 656260545, 677430240, 700011248, 875014060, 1050016872, 1312521090, 1400022496, 1750028120, 2100033744, 2625042180, 3500056240, 4200067488, 5250084360, 7000112480, 10500168720, 21000337440]

約数ペア:

[(1, 21000337440), (2, 10500168720), (3, 7000112480), (4, 5250084360), (5, 4200067488), (6, 3500056240), (8, 2625042180), (10, 2100033744), (12, 1750028120), (15, 1400022496), (16, 1312521090), (20, 1050016872), (24, 875014060), (30, 700011248), (31, 677430240), (32, 656260545), (40, 525008436), (48, 437507030), (60, 350005624), (62, 338715120), (80, 262504218), (93, 225810080), (96, 218753515), (120, 175002812), (124, 169357560), (155, 135486048), (160, 131252109), (186, 112905040), (240, 87501406), (248, 84678780), (310, 67743024), (372, 56452520), (465, 45162016), (480, 43750703), (496, 42339390), (620, 33871512), (744, 28226260), (930, 22581008), (992, 21169695), (1240, 16935756), (1488, 14113130), (1860, 11290504), (2480, 8467878), (2976, 7056565), (3720, 5645252), (4960, 4233939), (7440, 2822626), (14880, 1411313)]