21131664

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{19141}}^1$

素因数の和:19175

約数の個数: 40

約数和(自身を含む): 56966592

約数和(自身を除く): 35834928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 19141, 38282, 57423, 76564, 114846, 153128, 229692, 306256, 440243, 459384, 880486, 918768, 1320729, 1760972, 2641458, 3521944, 5282916, 7043888, 10565832, 21131664]

約数ペア:

[(1, 21131664), (2, 10565832), (3, 7043888), (4, 5282916), (6, 3521944), (8, 2641458), (12, 1760972), (16, 1320729), (23, 918768), (24, 880486), (46, 459384), (48, 440243), (69, 306256), (92, 229692), (138, 153128), (184, 114846), (276, 76564), (368, 57423), (552, 38282), (1104, 19141)]