21108538300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{11109757}}^1$

素因数の和:11109790

約数の個数: 36

約数和(自身を含む): 48216349720

約数和(自身を除く): 27107811420

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 380, 475, 950, 1900, 11109757, 22219514, 44439028, 55548785, 111097570, 211085383, 222195140, 277743925, 422170766, 555487850, 844341532, 1055426915, 1110975700, 2110853830, 4221707660, 5277134575, 10554269150, 21108538300]

約数ペア:

[(1, 21108538300), (2, 10554269150), (4, 5277134575), (5, 4221707660), (10, 2110853830), (19, 1110975700), (20, 1055426915), (25, 844341532), (38, 555487850), (50, 422170766), (76, 277743925), (95, 222195140), (100, 211085383), (190, 111097570), (380, 55548785), (475, 44439028), (950, 22219514), (1900, 11109757)]