21679248

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1$

素因数の和:376

約数の個数: 80

約数和(自身を含む): 59460480

約数和(自身を除く): 37781232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 73, 92, 138, 146, 184, 219, 269, 276, 292, 368, 438, 538, 552, 584, 807, 876, 1076, 1104, 1168, 1614, 1679, 1752, 2152, 3228, 3358, 3504, 4304, 5037, 6187, 6456, 6716, 10074, 12374, 12912, 13432, 18561, 19637, 20148, 24748, 26864, 37122, 39274, 40296, 49496, 58911, 74244, 78548, 80592, 98992, 117822, 148488, 157096, 235644, 296976, 314192, 451651, 471288, 903302, 942576, 1354953, 1806604, 2709906, 3613208, 5419812, 7226416, 10839624, 21679248]

約数ペア:

[(1, 21679248), (2, 10839624), (3, 7226416), (4, 5419812), (6, 3613208), (8, 2709906), (12, 1806604), (16, 1354953), (23, 942576), (24, 903302), (46, 471288), (48, 451651), (69, 314192), (73, 296976), (92, 235644), (138, 157096), (146, 148488), (184, 117822), (219, 98992), (269, 80592), (276, 78548), (292, 74244), (368, 58911), (438, 49496), (538, 40296), (552, 39274), (584, 37122), (807, 26864), (876, 24748), (1076, 20148), (1104, 19637), (1168, 18561), (1614, 13432), (1679, 12912), (1752, 12374), (2152, 10074), (3228, 6716), (3358, 6456), (3504, 6187), (4304, 5037)]