21354304

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:287

約数の個数: 56

約数和(自身を含む): 44988480

約数和(自身を除く): 23634176

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 89, 92, 163, 178, 184, 326, 356, 368, 652, 712, 736, 1304, 1424, 1472, 2047, 2608, 2848, 3749, 4094, 5216, 5696, 7498, 8188, 10432, 14507, 14996, 16376, 29014, 29992, 32752, 58028, 59984, 65504, 116056, 119968, 131008, 232112, 239936, 333661, 464224, 667322, 928448, 1334644, 2669288, 5338576, 10677152, 21354304]

約数ペア:

[(1, 21354304), (2, 10677152), (4, 5338576), (8, 2669288), (16, 1334644), (23, 928448), (32, 667322), (46, 464224), (64, 333661), (89, 239936), (92, 232112), (163, 131008), (178, 119968), (184, 116056), (326, 65504), (356, 59984), (368, 58028), (652, 32752), (712, 29992), (736, 29014), (1304, 16376), (1424, 14996), (1472, 14507), (2047, 10432), (2608, 8188), (2848, 7498), (3749, 5696), (4094, 5216)]