21016584

素因数分解:

$2^3\times 3^5\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:609

約数の個数: 96

約数和(自身を含む): 62244000

約数和(自身を除く): 41227416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 243, 324, 342, 456, 486, 513, 569, 648, 684, 972, 1026, 1138, 1368, 1539, 1707, 1944, 2052, 2276, 3078, 3414, 4104, 4552, 4617, 5121, 6156, 6828, 9234, 10242, 10811, 12312, 13656, 15363, 18468, 20484, 21622, 30726, 32433, 36936, 40968, 43244, 46089, 61452, 64866, 86488, 92178, 97299, 122904, 129732, 138267, 184356, 194598, 259464, 276534, 291897, 368712, 389196, 553068, 583794, 778392, 875691, 1106136, 1167588, 1751382, 2335176, 2627073, 3502764, 5254146, 7005528, 10508292, 21016584]

約数ペア:

[(1, 21016584), (2, 10508292), (3, 7005528), (4, 5254146), (6, 3502764), (8, 2627073), (9, 2335176), (12, 1751382), (18, 1167588), (19, 1106136), (24, 875691), (27, 778392), (36, 583794), (38, 553068), (54, 389196), (57, 368712), (72, 291897), (76, 276534), (81, 259464), (108, 194598), (114, 184356), (152, 138267), (162, 129732), (171, 122904), (216, 97299), (228, 92178), (243, 86488), (324, 64866), (342, 61452), (456, 46089), (486, 43244), (513, 40968), (569, 36936), (648, 32433), (684, 30726), (972, 21622), (1026, 20484), (1138, 18468), (1368, 15363), (1539, 13656), (1707, 12312), (1944, 10811), (2052, 10242), (2276, 9234), (3078, 6828), (3414, 6156), (4104, 5121), (4552, 4617)]