21329154

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{1399}}^1$

素因数の和:1436

約数の個数: 72

約数和(自身を含む): 58094400

約数和(自身を除く): 36765246

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 121, 126, 154, 198, 231, 242, 363, 462, 693, 726, 847, 1089, 1386, 1399, 1694, 2178, 2541, 2798, 4197, 5082, 7623, 8394, 9793, 12591, 15246, 15389, 19586, 25182, 29379, 30778, 46167, 58758, 88137, 92334, 107723, 138501, 169279, 176274, 215446, 277002, 323169, 338558, 507837, 646338, 969507, 1015674, 1184953, 1523511, 1939014, 2369906, 3047022, 3554859, 7109718, 10664577, 21329154]

約数ペア:

[(1, 21329154), (2, 10664577), (3, 7109718), (6, 3554859), (7, 3047022), (9, 2369906), (11, 1939014), (14, 1523511), (18, 1184953), (21, 1015674), (22, 969507), (33, 646338), (42, 507837), (63, 338558), (66, 323169), (77, 277002), (99, 215446), (121, 176274), (126, 169279), (154, 138501), (198, 107723), (231, 92334), (242, 88137), (363, 58758), (462, 46167), (693, 30778), (726, 29379), (847, 25182), (1089, 19586), (1386, 15389), (1399, 15246), (1694, 12591), (2178, 9793), (2541, 8394), (2798, 7623), (4197, 5082)]