21317450

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{113}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 50889600

約数和(自身を除く): 29572150

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 113, 154, 175, 226, 245, 275, 343, 350, 385, 490, 539, 550, 565, 686, 770, 791, 1078, 1130, 1225, 1243, 1582, 1715, 1925, 2450, 2486, 2695, 2825, 3430, 3773, 3850, 3955, 5390, 5537, 5650, 6215, 7546, 7910, 8575, 8701, 11074, 12430, 13475, 17150, 17402, 18865, 19775, 26950, 27685, 31075, 37730, 38759, 39550, 43505, 55370, 60907, 62150, 77518, 87010, 94325, 121814, 138425, 188650, 193795, 217525, 276850, 304535, 387590, 426349, 435050, 609070, 852698, 968975, 1522675, 1937950, 2131745, 3045350, 4263490, 10658725, 21317450]

約数ペア:

[(1, 21317450), (2, 10658725), (5, 4263490), (7, 3045350), (10, 2131745), (11, 1937950), (14, 1522675), (22, 968975), (25, 852698), (35, 609070), (49, 435050), (50, 426349), (55, 387590), (70, 304535), (77, 276850), (98, 217525), (110, 193795), (113, 188650), (154, 138425), (175, 121814), (226, 94325), (245, 87010), (275, 77518), (343, 62150), (350, 60907), (385, 55370), (490, 43505), (539, 39550), (550, 38759), (565, 37730), (686, 31075), (770, 27685), (791, 26950), (1078, 19775), (1130, 18865), (1225, 17402), (1243, 17150), (1582, 13475), (1715, 12430), (1925, 11074), (2450, 8701), (2486, 8575), (2695, 7910), (2825, 7546), (3430, 6215), (3773, 5650), (3850, 5537), (3955, 5390)]