21866944

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:461

約数の個数: 56

約数和(自身を含む): 48006000

約数和(自身を除く): 26139056

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 89, 176, 178, 349, 352, 356, 698, 704, 712, 979, 1396, 1424, 1958, 2792, 2848, 3839, 3916, 5584, 5696, 7678, 7832, 11168, 15356, 15664, 22336, 30712, 31061, 31328, 61424, 62122, 62656, 122848, 124244, 245696, 248488, 341671, 496976, 683342, 993952, 1366684, 1987904, 2733368, 5466736, 10933472, 21866944]

約数ペア:

[(1, 21866944), (2, 10933472), (4, 5466736), (8, 2733368), (11, 1987904), (16, 1366684), (22, 993952), (32, 683342), (44, 496976), (64, 341671), (88, 248488), (89, 245696), (176, 124244), (178, 122848), (349, 62656), (352, 62122), (356, 61424), (698, 31328), (704, 31061), (712, 30712), (979, 22336), (1396, 15664), (1424, 15356), (1958, 11168), (2792, 7832), (2848, 7678), (3839, 5696), (3916, 5584)]