21255234

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3539}}^1$

素因数の和:3575

約数の個数: 64

約数和(自身を含む): 57093120

約数和(自身を除く): 35837886

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 182, 231, 273, 286, 429, 462, 546, 858, 1001, 2002, 3003, 3539, 6006, 7078, 10617, 21234, 24773, 38929, 46007, 49546, 74319, 77858, 92014, 116787, 138021, 148638, 233574, 272503, 276042, 322049, 506077, 545006, 644098, 817509, 966147, 1012154, 1518231, 1635018, 1932294, 3036462, 3542539, 7085078, 10627617, 21255234]

約数ペア:

[(1, 21255234), (2, 10627617), (3, 7085078), (6, 3542539), (7, 3036462), (11, 1932294), (13, 1635018), (14, 1518231), (21, 1012154), (22, 966147), (26, 817509), (33, 644098), (39, 545006), (42, 506077), (66, 322049), (77, 276042), (78, 272503), (91, 233574), (143, 148638), (154, 138021), (182, 116787), (231, 92014), (273, 77858), (286, 74319), (429, 49546), (462, 46007), (546, 38929), (858, 24773), (1001, 21234), (2002, 10617), (3003, 7078), (3539, 6006)]