21910512

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 120

約数和(自身を含む): 63809904

約数和(自身を除く): 41899392

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 37, 39, 48, 52, 73, 74, 78, 104, 111, 146, 148, 156, 169, 208, 219, 222, 292, 296, 312, 338, 438, 444, 481, 507, 584, 592, 624, 676, 876, 888, 949, 962, 1014, 1168, 1352, 1443, 1752, 1776, 1898, 1924, 2028, 2701, 2704, 2847, 2886, 3504, 3796, 3848, 4056, 5402, 5694, 5772, 6253, 7592, 7696, 8103, 8112, 10804, 11388, 11544, 12337, 12506, 15184, 16206, 18759, 21608, 22776, 23088, 24674, 25012, 32412, 35113, 37011, 37518, 43216, 45552, 49348, 50024, 64824, 70226, 74022, 75036, 98696, 100048, 105339, 129648, 140452, 148044, 150072, 197392, 210678, 280904, 296088, 300144, 421356, 456469, 561808, 592176, 842712, 912938, 1369407, 1685424, 1825876, 2738814, 3651752, 5477628, 7303504, 10955256, 21910512]

約数ペア:

[(1, 21910512), (2, 10955256), (3, 7303504), (4, 5477628), (6, 3651752), (8, 2738814), (12, 1825876), (13, 1685424), (16, 1369407), (24, 912938), (26, 842712), (37, 592176), (39, 561808), (48, 456469), (52, 421356), (73, 300144), (74, 296088), (78, 280904), (104, 210678), (111, 197392), (146, 150072), (148, 148044), (156, 140452), (169, 129648), (208, 105339), (219, 100048), (222, 98696), (292, 75036), (296, 74022), (312, 70226), (338, 64824), (438, 50024), (444, 49348), (481, 45552), (507, 43216), (584, 37518), (592, 37011), (624, 35113), (676, 32412), (876, 25012), (888, 24674), (949, 23088), (962, 22776), (1014, 21608), (1168, 18759), (1352, 16206), (1443, 15184), (1752, 12506), (1776, 12337), (1898, 11544), (1924, 11388), (2028, 10804), (2701, 8112), (2704, 8103), (2847, 7696), (2886, 7592), (3504, 6253), (3796, 5772), (3848, 5694), (4056, 5402)]