21397984920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1524073}}^1$

素因数の和:1524106

約数の個数: 128

約数和(自身を含む): 76813329600

約数和(自身を除く): 55415344680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 1524073, 3048146, 4572219, 6096292, 7620365, 9144438, 12192584, 13716657, 15240730, 18288876, 19812949, 22861095, 27433314, 30481460, 36577752, 39625898, 41149971, 45722190, 54866628, 59438847, 60962920, 68583285, 79251796, 82299942, 91444380, 99064745, 109733256, 118877694, 137166570, 158503592, 164599884, 178316541, 182888760, 198129490, 205749855, 237755388, 274333140, 297194235, 329199768, 356633082, 396258980, 411499710, 475510776, 534949623, 548666280, 594388470, 713266164, 792517960, 822999420, 891582705, 1069899246, 1188776940, 1426532328, 1645998840, 1783165410, 2139798492, 2377553880, 2674748115, 3566330820, 4279596984, 5349496230, 7132661640, 10698992460, 21397984920]

約数ペア:

[(1, 21397984920), (2, 10698992460), (3, 7132661640), (4, 5349496230), (5, 4279596984), (6, 3566330820), (8, 2674748115), (9, 2377553880), (10, 2139798492), (12, 1783165410), (13, 1645998840), (15, 1426532328), (18, 1188776940), (20, 1069899246), (24, 891582705), (26, 822999420), (27, 792517960), (30, 713266164), (36, 594388470), (39, 548666280), (40, 534949623), (45, 475510776), (52, 411499710), (54, 396258980), (60, 356633082), (65, 329199768), (72, 297194235), (78, 274333140), (90, 237755388), (104, 205749855), (108, 198129490), (117, 182888760), (120, 178316541), (130, 164599884), (135, 158503592), (156, 137166570), (180, 118877694), (195, 109733256), (216, 99064745), (234, 91444380), (260, 82299942), (270, 79251796), (312, 68583285), (351, 60962920), (360, 59438847), (390, 54866628), (468, 45722190), (520, 41149971), (540, 39625898), (585, 36577752), (702, 30481460), (780, 27433314), (936, 22861095), (1080, 19812949), (1170, 18288876), (1404, 15240730), (1560, 13716657), (1755, 12192584), (2340, 9144438), (2808, 7620365), (3510, 6096292), (4680, 4572219), (7020, 3048146), (14040, 1524073)]