21206850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1063}}^1$

素因数の和:1104

約数の個数: 96

約数和(自身を含む): 63329280

約数和(自身を除く): 42122430

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 95, 105, 114, 133, 150, 175, 190, 210, 266, 285, 350, 399, 475, 525, 570, 665, 798, 950, 1050, 1063, 1330, 1425, 1995, 2126, 2850, 3189, 3325, 3990, 5315, 6378, 6650, 7441, 9975, 10630, 14882, 15945, 19950, 20197, 22323, 26575, 31890, 37205, 40394, 44646, 53150, 60591, 74410, 79725, 100985, 111615, 121182, 141379, 159450, 186025, 201970, 223230, 282758, 302955, 372050, 424137, 504925, 558075, 605910, 706895, 848274, 1009850, 1116150, 1413790, 1514775, 2120685, 3029550, 3534475, 4241370, 7068950, 10603425, 21206850]

約数ペア:

[(1, 21206850), (2, 10603425), (3, 7068950), (5, 4241370), (6, 3534475), (7, 3029550), (10, 2120685), (14, 1514775), (15, 1413790), (19, 1116150), (21, 1009850), (25, 848274), (30, 706895), (35, 605910), (38, 558075), (42, 504925), (50, 424137), (57, 372050), (70, 302955), (75, 282758), (95, 223230), (105, 201970), (114, 186025), (133, 159450), (150, 141379), (175, 121182), (190, 111615), (210, 100985), (266, 79725), (285, 74410), (350, 60591), (399, 53150), (475, 44646), (525, 40394), (570, 37205), (665, 31890), (798, 26575), (950, 22323), (1050, 20197), (1063, 19950), (1330, 15945), (1425, 14882), (1995, 10630), (2126, 9975), (2850, 7441), (3189, 6650), (3325, 6378), (3990, 5315)]