21999432

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1439}}^1$

素因数の和:1475

約数の個数: 96

約数和(自身を含む): 68947200

約数和(自身を除く): 46947768

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 49, 52, 56, 78, 84, 91, 98, 104, 147, 156, 168, 182, 196, 273, 294, 312, 364, 392, 546, 588, 637, 728, 1092, 1176, 1274, 1439, 1911, 2184, 2548, 2878, 3822, 4317, 5096, 5756, 7644, 8634, 10073, 11512, 15288, 17268, 18707, 20146, 30219, 34536, 37414, 40292, 56121, 60438, 70511, 74828, 80584, 112242, 120876, 130949, 141022, 149656, 211533, 224484, 241752, 261898, 282044, 392847, 423066, 448968, 523796, 564088, 785694, 846132, 916643, 1047592, 1571388, 1692264, 1833286, 2749929, 3142776, 3666572, 5499858, 7333144, 10999716, 21999432]

約数ペア:

[(1, 21999432), (2, 10999716), (3, 7333144), (4, 5499858), (6, 3666572), (7, 3142776), (8, 2749929), (12, 1833286), (13, 1692264), (14, 1571388), (21, 1047592), (24, 916643), (26, 846132), (28, 785694), (39, 564088), (42, 523796), (49, 448968), (52, 423066), (56, 392847), (78, 282044), (84, 261898), (91, 241752), (98, 224484), (104, 211533), (147, 149656), (156, 141022), (168, 130949), (182, 120876), (196, 112242), (273, 80584), (294, 74828), (312, 70511), (364, 60438), (392, 56121), (546, 40292), (588, 37414), (637, 34536), (728, 30219), (1092, 20146), (1176, 18707), (1274, 17268), (1439, 15288), (1911, 11512), (2184, 10073), (2548, 8634), (2878, 7644), (3822, 5756), (4317, 5096)]