21185528

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29101}}^1$

素因数の和:29127

約数の個数: 32

約数和(自身を含む): 48891360

約数和(自身を除く): 27705832

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 29101, 58202, 116404, 203707, 232808, 378313, 407414, 756626, 814828, 1513252, 1629656, 2648191, 3026504, 5296382, 10592764, 21185528]

約数ペア:

[(1, 21185528), (2, 10592764), (4, 5296382), (7, 3026504), (8, 2648191), (13, 1629656), (14, 1513252), (26, 814828), (28, 756626), (52, 407414), (56, 378313), (91, 232808), (104, 203707), (182, 116404), (364, 58202), (728, 29101)]