21449328

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{811}}^1$

素因数の和:870

約数の個数: 80

約数和(自身を含む): 60412800

約数和(自身を除く): 38963472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 29, 38, 48, 57, 58, 76, 87, 114, 116, 152, 174, 228, 232, 304, 348, 456, 464, 551, 696, 811, 912, 1102, 1392, 1622, 1653, 2204, 2433, 3244, 3306, 4408, 4866, 6488, 6612, 8816, 9732, 12976, 13224, 15409, 19464, 23519, 26448, 30818, 38928, 46227, 47038, 61636, 70557, 92454, 94076, 123272, 141114, 184908, 188152, 246544, 282228, 369816, 376304, 446861, 564456, 739632, 893722, 1128912, 1340583, 1787444, 2681166, 3574888, 5362332, 7149776, 10724664, 21449328]

約数ペア:

[(1, 21449328), (2, 10724664), (3, 7149776), (4, 5362332), (6, 3574888), (8, 2681166), (12, 1787444), (16, 1340583), (19, 1128912), (24, 893722), (29, 739632), (38, 564456), (48, 446861), (57, 376304), (58, 369816), (76, 282228), (87, 246544), (114, 188152), (116, 184908), (152, 141114), (174, 123272), (228, 94076), (232, 92454), (304, 70557), (348, 61636), (456, 47038), (464, 46227), (551, 38928), (696, 30818), (811, 26448), (912, 23519), (1102, 19464), (1392, 15409), (1622, 13224), (1653, 12976), (2204, 9732), (2433, 8816), (3244, 6612), (3306, 6488), (4408, 4866)]