21822944

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 96

約数和(自身を含む): 53343360

約数和(自身を除く): 31520416

約数列:

[1, 2, 4, 8, 11, 13, 16, 19, 22, 26, 32, 38, 44, 52, 76, 88, 104, 143, 152, 176, 208, 209, 247, 251, 286, 304, 352, 416, 418, 494, 502, 572, 608, 836, 988, 1004, 1144, 1672, 1976, 2008, 2288, 2717, 2761, 3263, 3344, 3952, 4016, 4576, 4769, 5434, 5522, 6526, 6688, 7904, 8032, 9538, 10868, 11044, 13052, 19076, 21736, 22088, 26104, 35893, 38152, 43472, 44176, 52208, 52459, 61997, 71786, 76304, 86944, 88352, 104416, 104918, 123994, 143572, 152608, 209836, 247988, 287144, 419672, 495976, 574288, 681967, 839344, 991952, 1148576, 1363934, 1678688, 1983904, 2727868, 5455736, 10911472, 21822944]

約数ペア:

[(1, 21822944), (2, 10911472), (4, 5455736), (8, 2727868), (11, 1983904), (13, 1678688), (16, 1363934), (19, 1148576), (22, 991952), (26, 839344), (32, 681967), (38, 574288), (44, 495976), (52, 419672), (76, 287144), (88, 247988), (104, 209836), (143, 152608), (152, 143572), (176, 123994), (208, 104918), (209, 104416), (247, 88352), (251, 86944), (286, 76304), (304, 71786), (352, 61997), (416, 52459), (418, 52208), (494, 44176), (502, 43472), (572, 38152), (608, 35893), (836, 26104), (988, 22088), (1004, 21736), (1144, 19076), (1672, 13052), (1976, 11044), (2008, 10868), (2288, 9538), (2717, 8032), (2761, 7904), (3263, 6688), (3344, 6526), (3952, 5522), (4016, 5434), (4576, 4769)]