21207096

素因数分解:

$2^3\times 3^5\times {\mathrm{10909}}^1$

素因数の和:10930

約数の個数: 48

約数和(自身を含む): 59568600

約数和(自身を除く): 38361504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 972, 1944, 10909, 21818, 32727, 43636, 65454, 87272, 98181, 130908, 196362, 261816, 294543, 392724, 589086, 785448, 883629, 1178172, 1767258, 2356344, 2650887, 3534516, 5301774, 7069032, 10603548, 21207096]

約数ペア:

[(1, 21207096), (2, 10603548), (3, 7069032), (4, 5301774), (6, 3534516), (8, 2650887), (9, 2356344), (12, 1767258), (18, 1178172), (24, 883629), (27, 785448), (36, 589086), (54, 392724), (72, 294543), (81, 261816), (108, 196362), (162, 130908), (216, 98181), (243, 87272), (324, 65454), (486, 43636), (648, 32727), (972, 21818), (1944, 10909)]