21082230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:550

約数の個数: 96

約数和(自身を含む): 60750144

約数和(自身を除く): 39667914

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 37, 39, 45, 65, 74, 78, 90, 111, 117, 130, 185, 195, 222, 234, 333, 370, 390, 481, 487, 555, 585, 666, 962, 974, 1110, 1170, 1443, 1461, 1665, 2405, 2435, 2886, 2922, 3330, 4329, 4383, 4810, 4870, 6331, 7215, 7305, 8658, 8766, 12662, 14430, 14610, 18019, 18993, 21645, 21915, 31655, 36038, 37986, 43290, 43830, 54057, 56979, 63310, 90095, 94965, 108114, 113958, 162171, 180190, 189930, 234247, 270285, 284895, 324342, 468494, 540570, 569790, 702741, 810855, 1171235, 1405482, 1621710, 2108223, 2342470, 3513705, 4216446, 7027410, 10541115, 21082230]

約数ペア:

[(1, 21082230), (2, 10541115), (3, 7027410), (5, 4216446), (6, 3513705), (9, 2342470), (10, 2108223), (13, 1621710), (15, 1405482), (18, 1171235), (26, 810855), (30, 702741), (37, 569790), (39, 540570), (45, 468494), (65, 324342), (74, 284895), (78, 270285), (90, 234247), (111, 189930), (117, 180190), (130, 162171), (185, 113958), (195, 108114), (222, 94965), (234, 90095), (333, 63310), (370, 56979), (390, 54057), (481, 43830), (487, 43290), (555, 37986), (585, 36038), (666, 31655), (962, 21915), (974, 21645), (1110, 18993), (1170, 18019), (1443, 14610), (1461, 14430), (1665, 12662), (2405, 8766), (2435, 8658), (2886, 7305), (2922, 7215), (3330, 6331), (4329, 4870), (4383, 4810)]