21342672

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{877}}^1$

素因数の和:917

約数の個数: 90

約数和(自身を含む): 64751622

約数和(自身を除く): 43408950

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 169, 208, 234, 312, 338, 468, 507, 624, 676, 877, 936, 1014, 1352, 1521, 1754, 1872, 2028, 2631, 2704, 3042, 3508, 4056, 5262, 6084, 7016, 7893, 8112, 10524, 11401, 12168, 14032, 15786, 21048, 22802, 24336, 31572, 34203, 42096, 45604, 63144, 68406, 91208, 102609, 126288, 136812, 148213, 182416, 205218, 273624, 296426, 410436, 444639, 547248, 592852, 820872, 889278, 1185704, 1333917, 1641744, 1778556, 2371408, 2667834, 3557112, 5335668, 7114224, 10671336, 21342672]

約数ペア:

[(1, 21342672), (2, 10671336), (3, 7114224), (4, 5335668), (6, 3557112), (8, 2667834), (9, 2371408), (12, 1778556), (13, 1641744), (16, 1333917), (18, 1185704), (24, 889278), (26, 820872), (36, 592852), (39, 547248), (48, 444639), (52, 410436), (72, 296426), (78, 273624), (104, 205218), (117, 182416), (144, 148213), (156, 136812), (169, 126288), (208, 102609), (234, 91208), (312, 68406), (338, 63144), (468, 45604), (507, 42096), (624, 34203), (676, 31572), (877, 24336), (936, 22802), (1014, 21048), (1352, 15786), (1521, 14032), (1754, 12168), (1872, 11401), (2028, 10524), (2631, 8112), (2704, 7893), (3042, 7016), (3508, 6084), (4056, 5262)]