21456924

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{983}}^1$

素因数の和:1114

約数の個数: 48

約数和(自身を含む): 53561088

約数和(自身を除く): 32104164

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 107, 204, 214, 321, 428, 642, 983, 1284, 1819, 1966, 2949, 3638, 3932, 5457, 5898, 7276, 10914, 11796, 16711, 21828, 33422, 50133, 66844, 100266, 105181, 200532, 210362, 315543, 420724, 631086, 1262172, 1788077, 3576154, 5364231, 7152308, 10728462, 21456924]

約数ペア:

[(1, 21456924), (2, 10728462), (3, 7152308), (4, 5364231), (6, 3576154), (12, 1788077), (17, 1262172), (34, 631086), (51, 420724), (68, 315543), (102, 210362), (107, 200532), (204, 105181), (214, 100266), (321, 66844), (428, 50133), (642, 33422), (983, 21828), (1284, 16711), (1819, 11796), (1966, 10914), (2949, 7276), (3638, 5898), (3932, 5457)]