21772242

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 48746880

約数和(自身を除く): 26974638

約数列:

[1, 2, 3, 6, 9, 18, 61, 79, 122, 158, 183, 237, 251, 366, 474, 502, 549, 711, 753, 1098, 1422, 1506, 2259, 4518, 4819, 9638, 14457, 15311, 19829, 28914, 30622, 39658, 43371, 45933, 59487, 86742, 91866, 118974, 137799, 178461, 275598, 356922, 1209569, 2419138, 3628707, 7257414, 10886121, 21772242]

約数ペア:

[(1, 21772242), (2, 10886121), (3, 7257414), (6, 3628707), (9, 2419138), (18, 1209569), (61, 356922), (79, 275598), (122, 178461), (158, 137799), (183, 118974), (237, 91866), (251, 86742), (366, 59487), (474, 45933), (502, 43371), (549, 39658), (711, 30622), (753, 28914), (1098, 19829), (1422, 15311), (1506, 14457), (2259, 9638), (4518, 4819)]