21963620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 58060800

約数和(自身を除く): 36097180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 23, 28, 35, 38, 46, 70, 76, 92, 95, 115, 133, 140, 161, 190, 230, 266, 322, 359, 380, 437, 460, 532, 644, 665, 718, 805, 874, 1330, 1436, 1610, 1748, 1795, 2185, 2513, 2660, 3059, 3220, 3590, 4370, 5026, 6118, 6821, 7180, 8257, 8740, 10052, 12236, 12565, 13642, 15295, 16514, 25130, 27284, 30590, 33028, 34105, 41285, 47747, 50260, 57799, 61180, 68210, 82570, 95494, 115598, 136420, 156883, 165140, 190988, 231196, 238735, 288995, 313766, 477470, 577990, 627532, 784415, 954940, 1098181, 1155980, 1568830, 2196362, 3137660, 4392724, 5490905, 10981810, 21963620]

約数ペア:

[(1, 21963620), (2, 10981810), (4, 5490905), (5, 4392724), (7, 3137660), (10, 2196362), (14, 1568830), (19, 1155980), (20, 1098181), (23, 954940), (28, 784415), (35, 627532), (38, 577990), (46, 477470), (70, 313766), (76, 288995), (92, 238735), (95, 231196), (115, 190988), (133, 165140), (140, 156883), (161, 136420), (190, 115598), (230, 95494), (266, 82570), (322, 68210), (359, 61180), (380, 57799), (437, 50260), (460, 47747), (532, 41285), (644, 34105), (665, 33028), (718, 30590), (805, 27284), (874, 25130), (1330, 16514), (1436, 15295), (1610, 13642), (1748, 12565), (1795, 12236), (2185, 10052), (2513, 8740), (2660, 8257), (3059, 7180), (3220, 6821), (3590, 6118), (4370, 5026)]