21154068

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 144

約数和(自身を含む): 63537600

約数和(自身を除く): 42383532

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 61, 76, 78, 108, 114, 117, 122, 156, 169, 171, 183, 228, 234, 244, 247, 338, 342, 351, 366, 468, 494, 507, 513, 549, 676, 684, 702, 732, 741, 793, 988, 1014, 1026, 1098, 1159, 1404, 1482, 1521, 1586, 1647, 2028, 2052, 2196, 2223, 2318, 2379, 2964, 3042, 3172, 3211, 3294, 3477, 4446, 4563, 4636, 4758, 6084, 6422, 6588, 6669, 6954, 7137, 8892, 9126, 9516, 9633, 10309, 10431, 12844, 13338, 13908, 14274, 15067, 18252, 19266, 20618, 20862, 21411, 26676, 28548, 28899, 30134, 30927, 31293, 38532, 41236, 41724, 42822, 45201, 57798, 60268, 61854, 62586, 85644, 86697, 90402, 92781, 115596, 123708, 125172, 135603, 173394, 180804, 185562, 195871, 271206, 278343, 346788, 371124, 391742, 406809, 542412, 556686, 587613, 783484, 813618, 1113372, 1175226, 1627236, 1762839, 2350452, 3525678, 5288517, 7051356, 10577034, 21154068]

約数ペア:

[(1, 21154068), (2, 10577034), (3, 7051356), (4, 5288517), (6, 3525678), (9, 2350452), (12, 1762839), (13, 1627236), (18, 1175226), (19, 1113372), (26, 813618), (27, 783484), (36, 587613), (38, 556686), (39, 542412), (52, 406809), (54, 391742), (57, 371124), (61, 346788), (76, 278343), (78, 271206), (108, 195871), (114, 185562), (117, 180804), (122, 173394), (156, 135603), (169, 125172), (171, 123708), (183, 115596), (228, 92781), (234, 90402), (244, 86697), (247, 85644), (338, 62586), (342, 61854), (351, 60268), (366, 57798), (468, 45201), (494, 42822), (507, 41724), (513, 41236), (549, 38532), (676, 31293), (684, 30927), (702, 30134), (732, 28899), (741, 28548), (793, 26676), (988, 21411), (1014, 20862), (1026, 20618), (1098, 19266), (1159, 18252), (1404, 15067), (1482, 14274), (1521, 13908), (1586, 13338), (1647, 12844), (2028, 10431), (2052, 10309), (2196, 9633), (2223, 9516), (2318, 9126), (2379, 8892), (2964, 7137), (3042, 6954), (3172, 6669), (3211, 6588), (3294, 6422), (3477, 6084), (4446, 4758), (4563, 4636)]