21874650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 62995968

約数和(自身を除く): 41121318

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 83, 105, 150, 166, 175, 210, 249, 251, 350, 415, 498, 502, 525, 581, 753, 830, 1050, 1162, 1245, 1255, 1506, 1743, 1757, 2075, 2490, 2510, 2905, 3486, 3514, 3765, 4150, 5271, 5810, 6225, 6275, 7530, 8715, 8785, 10542, 12450, 12550, 14525, 17430, 17570, 18825, 20833, 26355, 29050, 37650, 41666, 43575, 43925, 52710, 62499, 87150, 87850, 104165, 124998, 131775, 145831, 208330, 263550, 291662, 312495, 437493, 520825, 624990, 729155, 874986, 1041650, 1458310, 1562475, 2187465, 3124950, 3645775, 4374930, 7291550, 10937325, 21874650]

約数ペア:

[(1, 21874650), (2, 10937325), (3, 7291550), (5, 4374930), (6, 3645775), (7, 3124950), (10, 2187465), (14, 1562475), (15, 1458310), (21, 1041650), (25, 874986), (30, 729155), (35, 624990), (42, 520825), (50, 437493), (70, 312495), (75, 291662), (83, 263550), (105, 208330), (150, 145831), (166, 131775), (175, 124998), (210, 104165), (249, 87850), (251, 87150), (350, 62499), (415, 52710), (498, 43925), (502, 43575), (525, 41666), (581, 37650), (753, 29050), (830, 26355), (1050, 20833), (1162, 18825), (1245, 17570), (1255, 17430), (1506, 14525), (1743, 12550), (1757, 12450), (2075, 10542), (2490, 8785), (2510, 8715), (2905, 7530), (3486, 6275), (3514, 6225), (3765, 5810), (4150, 5271)]