21224016

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13399}}^1$

素因数の和:13424

約数の個数: 60

約数和(自身を含む): 64802400

約数和(自身を除く): 43578384

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13399, 26798, 40197, 53596, 80394, 107192, 120591, 147389, 160788, 214384, 241182, 294778, 321576, 442167, 482364, 589556, 643152, 884334, 964728, 1179112, 1326501, 1768668, 1929456, 2358224, 2653002, 3537336, 5306004, 7074672, 10612008, 21224016]

約数ペア:

[(1, 21224016), (2, 10612008), (3, 7074672), (4, 5306004), (6, 3537336), (8, 2653002), (9, 2358224), (11, 1929456), (12, 1768668), (16, 1326501), (18, 1179112), (22, 964728), (24, 884334), (33, 643152), (36, 589556), (44, 482364), (48, 442167), (66, 321576), (72, 294778), (88, 241182), (99, 214384), (132, 160788), (144, 147389), (176, 120591), (198, 107192), (264, 80394), (396, 53596), (528, 40197), (792, 26798), (1584, 13399)]