21029976

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 65318400

約数和(自身を除く): 44288424

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 53, 54, 66, 72, 88, 99, 106, 108, 132, 159, 167, 198, 212, 216, 264, 297, 318, 334, 396, 424, 477, 501, 583, 594, 636, 668, 792, 954, 1002, 1166, 1188, 1272, 1336, 1431, 1503, 1749, 1837, 1908, 2004, 2332, 2376, 2862, 3006, 3498, 3674, 3816, 4008, 4509, 4664, 5247, 5511, 5724, 6012, 6996, 7348, 8851, 9018, 10494, 11022, 11448, 12024, 13992, 14696, 15741, 16533, 17702, 18036, 20988, 22044, 26553, 31482, 33066, 35404, 36072, 41976, 44088, 49599, 53106, 62964, 66132, 70808, 79659, 97361, 99198, 106212, 125928, 132264, 159318, 194722, 198396, 212424, 238977, 292083, 318636, 389444, 396792, 477954, 584166, 637272, 778888, 876249, 955908, 1168332, 1752498, 1911816, 2336664, 2628747, 3504996, 5257494, 7009992, 10514988, 21029976]

約数ペア:

[(1, 21029976), (2, 10514988), (3, 7009992), (4, 5257494), (6, 3504996), (8, 2628747), (9, 2336664), (11, 1911816), (12, 1752498), (18, 1168332), (22, 955908), (24, 876249), (27, 778888), (33, 637272), (36, 584166), (44, 477954), (53, 396792), (54, 389444), (66, 318636), (72, 292083), (88, 238977), (99, 212424), (106, 198396), (108, 194722), (132, 159318), (159, 132264), (167, 125928), (198, 106212), (212, 99198), (216, 97361), (264, 79659), (297, 70808), (318, 66132), (334, 62964), (396, 53106), (424, 49599), (477, 44088), (501, 41976), (583, 36072), (594, 35404), (636, 33066), (668, 31482), (792, 26553), (954, 22044), (1002, 20988), (1166, 18036), (1188, 17702), (1272, 16533), (1336, 15741), (1431, 14696), (1503, 13992), (1749, 12024), (1837, 11448), (1908, 11022), (2004, 10494), (2332, 9018), (2376, 8851), (2862, 7348), (3006, 6996), (3498, 6012), (3674, 5724), (3816, 5511), (4008, 5247), (4509, 4664)]