21493587024

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1640231}}^1$

素因数の和:1640265

約数の個数: 120

約数和(自身を含む): 74033511552

約数和(自身を除く): 52539924528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 1640231, 3280462, 4920693, 6560924, 9841386, 11481617, 13121848, 14762079, 19682772, 21323003, 22963234, 26243696, 29524158, 34444851, 39365544, 42646006, 45926468, 59048316, 63969009, 68889702, 78731088, 85292012, 91852936, 103334553, 118096632, 127938018, 137779404, 149261021, 170584024, 183705872, 191907027, 206669106, 236193264, 255876036, 275558808, 298522042, 341168048, 383814054, 413338212, 447783063, 511752072, 551117616, 597044084, 767628108, 826676424, 895566126, 1023504144, 1194088168, 1343349189, 1535256216, 1653352848, 1791132252, 2388176336, 2686698378, 3070512432, 3582264504, 5373396756, 7164529008, 10746793512, 21493587024]

約数ペア:

[(1, 21493587024), (2, 10746793512), (3, 7164529008), (4, 5373396756), (6, 3582264504), (7, 3070512432), (8, 2686698378), (9, 2388176336), (12, 1791132252), (13, 1653352848), (14, 1535256216), (16, 1343349189), (18, 1194088168), (21, 1023504144), (24, 895566126), (26, 826676424), (28, 767628108), (36, 597044084), (39, 551117616), (42, 511752072), (48, 447783063), (52, 413338212), (56, 383814054), (63, 341168048), (72, 298522042), (78, 275558808), (84, 255876036), (91, 236193264), (104, 206669106), (112, 191907027), (117, 183705872), (126, 170584024), (144, 149261021), (156, 137779404), (168, 127938018), (182, 118096632), (208, 103334553), (234, 91852936), (252, 85292012), (273, 78731088), (312, 68889702), (336, 63969009), (364, 59048316), (468, 45926468), (504, 42646006), (546, 39365544), (624, 34444851), (728, 29524158), (819, 26243696), (936, 22963234), (1008, 21323003), (1092, 19682772), (1456, 14762079), (1638, 13121848), (1872, 11481617), (2184, 9841386), (3276, 6560924), (4368, 4920693), (6552, 3280462), (13104, 1640231)]