21570298948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{499}}^1\times {\mathrm{1783}}^1$

素因数の和:2345

約数の個数: 96

約数和(自身を含む): 44956800000

約数和(自身を除く): 23386501052

約数列:

[1, 2, 4, 11, 19, 22, 29, 38, 44, 58, 76, 116, 209, 319, 418, 499, 551, 638, 836, 998, 1102, 1276, 1783, 1996, 2204, 3566, 5489, 6061, 7132, 9481, 10978, 12122, 14471, 18962, 19613, 21956, 24244, 28942, 33877, 37924, 39226, 51707, 57884, 67754, 78452, 103414, 104291, 135508, 159181, 206828, 208582, 274949, 318362, 372647, 417164, 549898, 568777, 636724, 745294, 889717, 982433, 1099796, 1137554, 1490588, 1779434, 1964866, 2275108, 3024439, 3558868, 3929732, 6048878, 9786887, 10806763, 12097756, 16904623, 19573774, 21613526, 25801793, 33809246, 39147548, 43227052, 51603586, 67618492, 103207172, 185950853, 283819723, 371901706, 490234067, 567639446, 743803412, 980468134, 1135278892, 1960936268, 5392574737, 10785149474, 21570298948]

約数ペア:

[(1, 21570298948), (2, 10785149474), (4, 5392574737), (11, 1960936268), (19, 1135278892), (22, 980468134), (29, 743803412), (38, 567639446), (44, 490234067), (58, 371901706), (76, 283819723), (116, 185950853), (209, 103207172), (319, 67618492), (418, 51603586), (499, 43227052), (551, 39147548), (638, 33809246), (836, 25801793), (998, 21613526), (1102, 19573774), (1276, 16904623), (1783, 12097756), (1996, 10806763), (2204, 9786887), (3566, 6048878), (5489, 3929732), (6061, 3558868), (7132, 3024439), (9481, 2275108), (10978, 1964866), (12122, 1779434), (14471, 1490588), (18962, 1137554), (19613, 1099796), (21956, 982433), (24244, 889717), (28942, 745294), (33877, 636724), (37924, 568777), (39226, 549898), (51707, 417164), (57884, 372647), (67754, 318362), (78452, 274949), (103414, 208582), (104291, 206828), (135508, 159181)]