21164550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 58281984

約数和(自身を除く): 37117434

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 101, 110, 127, 150, 165, 202, 254, 275, 303, 330, 381, 505, 550, 606, 635, 762, 825, 1010, 1111, 1270, 1397, 1515, 1650, 1905, 2222, 2525, 2794, 3030, 3175, 3333, 3810, 4191, 5050, 5555, 6350, 6666, 6985, 7575, 8382, 9525, 11110, 12827, 13970, 15150, 16665, 19050, 20955, 25654, 27775, 33330, 34925, 38481, 41910, 55550, 64135, 69850, 76962, 83325, 104775, 128270, 141097, 166650, 192405, 209550, 282194, 320675, 384810, 423291, 641350, 705485, 846582, 962025, 1410970, 1924050, 2116455, 3527425, 4232910, 7054850, 10582275, 21164550]

約数ペア:

[(1, 21164550), (2, 10582275), (3, 7054850), (5, 4232910), (6, 3527425), (10, 2116455), (11, 1924050), (15, 1410970), (22, 962025), (25, 846582), (30, 705485), (33, 641350), (50, 423291), (55, 384810), (66, 320675), (75, 282194), (101, 209550), (110, 192405), (127, 166650), (150, 141097), (165, 128270), (202, 104775), (254, 83325), (275, 76962), (303, 69850), (330, 64135), (381, 55550), (505, 41910), (550, 38481), (606, 34925), (635, 33330), (762, 27775), (825, 25654), (1010, 20955), (1111, 19050), (1270, 16665), (1397, 15150), (1515, 13970), (1650, 12827), (1905, 11110), (2222, 9525), (2525, 8382), (2794, 7575), (3030, 6985), (3175, 6666), (3333, 6350), (3810, 5555), (4191, 5050)]