21033068704

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^2\times {\mathrm{241}}^1$

素因数の和:451

約数の個数: 144

約数和(自身を含む): 46257583680

約数和(自身を除く): 25224514976

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 79, 92, 152, 158, 184, 241, 304, 316, 368, 437, 482, 608, 632, 736, 874, 964, 1264, 1501, 1748, 1817, 1928, 2528, 3002, 3496, 3634, 3856, 4579, 5543, 6004, 6241, 6992, 7268, 7712, 9158, 11086, 12008, 12482, 13984, 14536, 18316, 19039, 22172, 24016, 24964, 29072, 34523, 36632, 38078, 44344, 48032, 49928, 58144, 69046, 73264, 76156, 88688, 99856, 105317, 118579, 138092, 143543, 146528, 152312, 177376, 199712, 210634, 237158, 276184, 287086, 304624, 361741, 421268, 437897, 474316, 552368, 574172, 609248, 723482, 842536, 875794, 948632, 1104736, 1148344, 1446964, 1504081, 1685072, 1751588, 1897264, 2296688, 2727317, 2893928, 3008162, 3370144, 3503176, 3794528, 4593376, 5454634, 5787856, 6016324, 7006352, 8320043, 10909268, 11575712, 12032648, 14012704, 16640086, 21818536, 24065296, 28577539, 33280172, 34593863, 43637072, 48130592, 57155078, 66560344, 69187726, 87274144, 114310156, 133120688, 138375452, 228620312, 266241376, 276750904, 457240624, 553501808, 657283397, 914481248, 1107003616, 1314566794, 2629133588, 5258267176, 10516534352, 21033068704]

約数ペア:

[(1, 21033068704), (2, 10516534352), (4, 5258267176), (8, 2629133588), (16, 1314566794), (19, 1107003616), (23, 914481248), (32, 657283397), (38, 553501808), (46, 457240624), (76, 276750904), (79, 266241376), (92, 228620312), (152, 138375452), (158, 133120688), (184, 114310156), (241, 87274144), (304, 69187726), (316, 66560344), (368, 57155078), (437, 48130592), (482, 43637072), (608, 34593863), (632, 33280172), (736, 28577539), (874, 24065296), (964, 21818536), (1264, 16640086), (1501, 14012704), (1748, 12032648), (1817, 11575712), (1928, 10909268), (2528, 8320043), (3002, 7006352), (3496, 6016324), (3634, 5787856), (3856, 5454634), (4579, 4593376), (5543, 3794528), (6004, 3503176), (6241, 3370144), (6992, 3008162), (7268, 2893928), (7712, 2727317), (9158, 2296688), (11086, 1897264), (12008, 1751588), (12482, 1685072), (13984, 1504081), (14536, 1446964), (18316, 1148344), (19039, 1104736), (22172, 948632), (24016, 875794), (24964, 842536), (29072, 723482), (34523, 609248), (36632, 574172), (38078, 552368), (44344, 474316), (48032, 437897), (49928, 421268), (58144, 361741), (69046, 304624), (73264, 287086), (76156, 276184), (88688, 237158), (99856, 210634), (105317, 199712), (118579, 177376), (138092, 152312), (143543, 146528)]