21304992

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9649}}^1$

素因数の和:9685

約数の個数: 48

約数和(自身を含む): 58363200

約数和(自身を除く): 37058208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9649, 19298, 28947, 38596, 57894, 77192, 115788, 154384, 221927, 231576, 308768, 443854, 463152, 665781, 887708, 926304, 1331562, 1775416, 2663124, 3550832, 5326248, 7101664, 10652496, 21304992]

約数ペア:

[(1, 21304992), (2, 10652496), (3, 7101664), (4, 5326248), (6, 3550832), (8, 2663124), (12, 1775416), (16, 1331562), (23, 926304), (24, 887708), (32, 665781), (46, 463152), (48, 443854), (69, 308768), (92, 231576), (96, 221927), (138, 154384), (184, 115788), (276, 77192), (368, 57894), (552, 38596), (736, 28947), (1104, 19298), (2208, 9649)]