21091607950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1\times {\mathrm{6869}}^1$

素因数の和:7202

約数の個数: 96

約数和(自身を含む): 46451312640

約数和(自身を除く): 25359704690

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 283, 310, 350, 434, 566, 775, 1085, 1415, 1550, 1981, 2170, 2830, 3962, 5425, 6869, 7075, 8773, 9905, 10850, 13738, 14150, 17546, 19810, 34345, 43865, 48083, 49525, 61411, 68690, 87730, 96166, 99050, 122822, 171725, 212939, 219325, 240415, 307055, 343450, 425878, 438650, 480830, 614110, 1064695, 1202075, 1490573, 1535275, 1943927, 2129390, 2404150, 2981146, 3070550, 3887854, 5323475, 7452865, 9719635, 10646950, 13607489, 14905730, 19439270, 27214978, 37264325, 48598175, 60261737, 68037445, 74528650, 97196350, 120523474, 136074890, 301308685, 340187225, 421832159, 602617370, 680374450, 843664318, 1506543425, 2109160795, 3013086850, 4218321590, 10545803975, 21091607950]

約数ペア:

[(1, 21091607950), (2, 10545803975), (5, 4218321590), (7, 3013086850), (10, 2109160795), (14, 1506543425), (25, 843664318), (31, 680374450), (35, 602617370), (50, 421832159), (62, 340187225), (70, 301308685), (155, 136074890), (175, 120523474), (217, 97196350), (283, 74528650), (310, 68037445), (350, 60261737), (434, 48598175), (566, 37264325), (775, 27214978), (1085, 19439270), (1415, 14905730), (1550, 13607489), (1981, 10646950), (2170, 9719635), (2830, 7452865), (3962, 5323475), (5425, 3887854), (6869, 3070550), (7075, 2981146), (8773, 2404150), (9905, 2129390), (10850, 1943927), (13738, 1535275), (14150, 1490573), (17546, 1202075), (19810, 1064695), (34345, 614110), (43865, 480830), (48083, 438650), (49525, 425878), (61411, 343450), (68690, 307055), (87730, 240415), (96166, 219325), (99050, 212939), (122822, 171725)]