21000912570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2447}}^1\times {\mathrm{8669}}^1$

素因数の和:11140

約数の個数: 96

約数和(自身を含む): 59597441280

約数和(自身を除く): 38596528710

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 2447, 4894, 7341, 8669, 12235, 14682, 17338, 22023, 24470, 26007, 26917, 36705, 43345, 44046, 52014, 53834, 73410, 78021, 80751, 86690, 95359, 110115, 130035, 134585, 156042, 161502, 190718, 220230, 242253, 260070, 269170, 286077, 390105, 403755, 476795, 484506, 572154, 780210, 807510, 858231, 953590, 1211265, 1430385, 1716462, 2422530, 2860770, 4291155, 8582310, 21213043, 42426086, 63639129, 106065215, 127278258, 190917387, 212130430, 233343473, 318195645, 381834774, 466686946, 636391290, 700030419, 954586935, 1166717365, 1400060838, 1909173870, 2100091257, 2333434730, 3500152095, 4200182514, 7000304190, 10500456285, 21000912570]

約数ペア:

[(1, 21000912570), (2, 10500456285), (3, 7000304190), (5, 4200182514), (6, 3500152095), (9, 2333434730), (10, 2100091257), (11, 1909173870), (15, 1400060838), (18, 1166717365), (22, 954586935), (30, 700030419), (33, 636391290), (45, 466686946), (55, 381834774), (66, 318195645), (90, 233343473), (99, 212130430), (110, 190917387), (165, 127278258), (198, 106065215), (330, 63639129), (495, 42426086), (990, 21213043), (2447, 8582310), (4894, 4291155), (7341, 2860770), (8669, 2422530), (12235, 1716462), (14682, 1430385), (17338, 1211265), (22023, 953590), (24470, 858231), (26007, 807510), (26917, 780210), (36705, 572154), (43345, 484506), (44046, 476795), (52014, 403755), (53834, 390105), (73410, 286077), (78021, 269170), (80751, 260070), (86690, 242253), (95359, 220230), (110115, 190718), (130035, 161502), (134585, 156042)]