21497424

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{733}}^1$

素因数の和:804

約数の個数: 80

約数和(自身を含む): 61162752

約数和(自身を除く): 39665328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 47, 48, 52, 78, 94, 104, 141, 156, 188, 208, 282, 312, 376, 564, 611, 624, 733, 752, 1128, 1222, 1466, 1833, 2199, 2256, 2444, 2932, 3666, 4398, 4888, 5864, 7332, 8796, 9529, 9776, 11728, 14664, 17592, 19058, 28587, 29328, 34451, 35184, 38116, 57174, 68902, 76232, 103353, 114348, 137804, 152464, 206706, 228696, 275608, 413412, 447863, 457392, 551216, 826824, 895726, 1343589, 1653648, 1791452, 2687178, 3582904, 5374356, 7165808, 10748712, 21497424]

約数ペア:

[(1, 21497424), (2, 10748712), (3, 7165808), (4, 5374356), (6, 3582904), (8, 2687178), (12, 1791452), (13, 1653648), (16, 1343589), (24, 895726), (26, 826824), (39, 551216), (47, 457392), (48, 447863), (52, 413412), (78, 275608), (94, 228696), (104, 206706), (141, 152464), (156, 137804), (188, 114348), (208, 103353), (282, 76232), (312, 68902), (376, 57174), (564, 38116), (611, 35184), (624, 34451), (733, 29328), (752, 28587), (1128, 19058), (1222, 17592), (1466, 14664), (1833, 11728), (2199, 9776), (2256, 9529), (2444, 8796), (2932, 7332), (3666, 5864), (4398, 4888)]