21468279768

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1\times {\mathrm{52889}}^1$

素因数の和:54212

約数の個数: 64

約数和(自身を含む): 57844735200

約数和(自身を除く): 36376455432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1301, 2602, 3903, 5204, 7806, 10408, 15612, 16913, 31224, 33826, 50739, 52889, 67652, 101478, 105778, 135304, 158667, 202956, 211556, 317334, 405912, 423112, 634668, 687557, 1269336, 1375114, 2062671, 2750228, 4125342, 5500456, 8250684, 16501368, 68808589, 137617178, 206425767, 275234356, 412851534, 550468712, 825703068, 894511657, 1651406136, 1789023314, 2683534971, 3578046628, 5367069942, 7156093256, 10734139884, 21468279768]

約数ペア:

[(1, 21468279768), (2, 10734139884), (3, 7156093256), (4, 5367069942), (6, 3578046628), (8, 2683534971), (12, 1789023314), (13, 1651406136), (24, 894511657), (26, 825703068), (39, 550468712), (52, 412851534), (78, 275234356), (104, 206425767), (156, 137617178), (312, 68808589), (1301, 16501368), (2602, 8250684), (3903, 5500456), (5204, 4125342), (7806, 2750228), (10408, 2062671), (15612, 1375114), (16913, 1269336), (31224, 687557), (33826, 634668), (50739, 423112), (52889, 405912), (67652, 317334), (101478, 211556), (105778, 202956), (135304, 158667)]