21092344

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4139}}^1$

素因数の和:4172

約数の個数: 48

約数和(自身を含む): 49555800

約数和(自身を除く): 28463456

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 4139, 5096, 8278, 16556, 28973, 33112, 53807, 57946, 107614, 115892, 202811, 215228, 231784, 376649, 405622, 430456, 753298, 811244, 1506596, 1622488, 2636543, 3013192, 5273086, 10546172, 21092344]

約数ペア:

[(1, 21092344), (2, 10546172), (4, 5273086), (7, 3013192), (8, 2636543), (13, 1622488), (14, 1506596), (26, 811244), (28, 753298), (49, 430456), (52, 405622), (56, 376649), (91, 231784), (98, 215228), (104, 202811), (182, 115892), (196, 107614), (364, 57946), (392, 53807), (637, 33112), (728, 28973), (1274, 16556), (2548, 8278), (4139, 5096)]