21450131808

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{10883}}^1$

素因数の和:11329

約数の個数: 144

約数和(自身を含む): 65661865920

約数和(自身を除く): 44211734112

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 84, 96, 98, 112, 147, 168, 196, 224, 294, 336, 392, 419, 588, 672, 784, 838, 1176, 1257, 1568, 1676, 2352, 2514, 2933, 3352, 4704, 5028, 5866, 6704, 8799, 10056, 10883, 11732, 13408, 17598, 20112, 20531, 21766, 23464, 32649, 35196, 40224, 41062, 43532, 46928, 61593, 65298, 70392, 76181, 82124, 87064, 93856, 123186, 130596, 140784, 152362, 164248, 174128, 228543, 246372, 261192, 281568, 304724, 328496, 348256, 457086, 492744, 522384, 533267, 609448, 656992, 914172, 985488, 1044768, 1066534, 1218896, 1599801, 1828344, 1970976, 2133068, 2437792, 3199602, 3656688, 4266136, 4559977, 6399204, 7313376, 8532272, 9119954, 12798408, 13679931, 17064544, 18239908, 25596816, 27359862, 31919839, 36479816, 51193632, 54719724, 63839678, 72959632, 95759517, 109439448, 127679356, 145919264, 191519034, 218878896, 223438873, 255358712, 383038068, 437757792, 446877746, 510717424, 670316619, 766076136, 893755492, 1021434848, 1340633238, 1532152272, 1787510984, 2681266476, 3064304544, 3575021968, 5362532952, 7150043936, 10725065904, 21450131808]

約数ペア:

[(1, 21450131808), (2, 10725065904), (3, 7150043936), (4, 5362532952), (6, 3575021968), (7, 3064304544), (8, 2681266476), (12, 1787510984), (14, 1532152272), (16, 1340633238), (21, 1021434848), (24, 893755492), (28, 766076136), (32, 670316619), (42, 510717424), (48, 446877746), (49, 437757792), (56, 383038068), (84, 255358712), (96, 223438873), (98, 218878896), (112, 191519034), (147, 145919264), (168, 127679356), (196, 109439448), (224, 95759517), (294, 72959632), (336, 63839678), (392, 54719724), (419, 51193632), (588, 36479816), (672, 31919839), (784, 27359862), (838, 25596816), (1176, 18239908), (1257, 17064544), (1568, 13679931), (1676, 12798408), (2352, 9119954), (2514, 8532272), (2933, 7313376), (3352, 6399204), (4704, 4559977), (5028, 4266136), (5866, 3656688), (6704, 3199602), (8799, 2437792), (10056, 2133068), (10883, 1970976), (11732, 1828344), (13408, 1599801), (17598, 1218896), (20112, 1066534), (20531, 1044768), (21766, 985488), (23464, 914172), (32649, 656992), (35196, 609448), (40224, 533267), (41062, 522384), (43532, 492744), (46928, 457086), (61593, 348256), (65298, 328496), (70392, 304724), (76181, 281568), (82124, 261192), (87064, 246372), (93856, 228543), (123186, 174128), (130596, 164248), (140784, 152362)]