21341376585

素因数分解:

$3^6\times 5^1\times {\mathrm{2179}}^1\times {\mathrm{2687}}^1$

素因数の和:4889

約数の個数: 56

約数和(自身を含む): 38428830720

約数和(自身を除く): 17087454135

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 2179, 2687, 3645, 6537, 8061, 10895, 13435, 19611, 24183, 32685, 40305, 58833, 72549, 98055, 120915, 176499, 217647, 294165, 362745, 529497, 652941, 882495, 1088235, 1588491, 1958823, 2647485, 3264705, 5854973, 7942455, 9794115, 17564919, 29274865, 52694757, 87824595, 158084271, 263473785, 474252813, 790421355, 1422758439, 2371264065, 4268275317, 7113792195, 21341376585]

約数ペア:

[(1, 21341376585), (3, 7113792195), (5, 4268275317), (9, 2371264065), (15, 1422758439), (27, 790421355), (45, 474252813), (81, 263473785), (135, 158084271), (243, 87824595), (405, 52694757), (729, 29274865), (1215, 17564919), (2179, 9794115), (2687, 7942455), (3645, 5854973), (6537, 3264705), (8061, 2647485), (10895, 1958823), (13435, 1588491), (19611, 1088235), (24183, 882495), (32685, 652941), (40305, 529497), (58833, 362745), (72549, 294165), (98055, 217647), (120915, 176499)]