21191430246

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{24749}}^1$

素因数の和:24846

約数の個数: 128

約数和(自身を含む): 54172800000

約数和(自身を除く): 32981369754

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 37, 38, 42, 57, 58, 74, 87, 111, 114, 133, 174, 203, 222, 259, 266, 399, 406, 518, 551, 609, 703, 777, 798, 1073, 1102, 1218, 1406, 1554, 1653, 2109, 2146, 3219, 3306, 3857, 4218, 4921, 6438, 7511, 7714, 9842, 11571, 14763, 15022, 20387, 22533, 23142, 24749, 29526, 40774, 45066, 49498, 61161, 74247, 122322, 142709, 148494, 173243, 285418, 346486, 428127, 470231, 519729, 717721, 856254, 915713, 940462, 1039458, 1410693, 1435442, 1831426, 2153163, 2747139, 2821386, 3291617, 4306326, 5024047, 5494278, 6409991, 6583234, 9874851, 10048094, 12819982, 13636699, 15072141, 17398547, 19229973, 19749702, 26555677, 27273398, 30144282, 34797094, 38459946, 40910097, 52195641, 53111354, 79667031, 81820194, 95456893, 104391282, 121789829, 159334062, 185889739, 190913786, 243579658, 286370679, 365369487, 371779478, 504557863, 557669217, 572741358, 730738974, 1009115726, 1115338434, 1513673589, 3027347178, 3531905041, 7063810082, 10595715123, 21191430246]

約数ペア:

[(1, 21191430246), (2, 10595715123), (3, 7063810082), (6, 3531905041), (7, 3027347178), (14, 1513673589), (19, 1115338434), (21, 1009115726), (29, 730738974), (37, 572741358), (38, 557669217), (42, 504557863), (57, 371779478), (58, 365369487), (74, 286370679), (87, 243579658), (111, 190913786), (114, 185889739), (133, 159334062), (174, 121789829), (203, 104391282), (222, 95456893), (259, 81820194), (266, 79667031), (399, 53111354), (406, 52195641), (518, 40910097), (551, 38459946), (609, 34797094), (703, 30144282), (777, 27273398), (798, 26555677), (1073, 19749702), (1102, 19229973), (1218, 17398547), (1406, 15072141), (1554, 13636699), (1653, 12819982), (2109, 10048094), (2146, 9874851), (3219, 6583234), (3306, 6409991), (3857, 5494278), (4218, 5024047), (4921, 4306326), (6438, 3291617), (7511, 2821386), (7714, 2747139), (9842, 2153163), (11571, 1831426), (14763, 1435442), (15022, 1410693), (20387, 1039458), (22533, 940462), (23142, 915713), (24749, 856254), (29526, 717721), (40774, 519729), (45066, 470231), (49498, 428127), (61161, 346486), (74247, 285418), (122322, 173243), (142709, 148494)]