21454224

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{227}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 61067520

約数和(自身を除く): 39613296

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 179, 227, 264, 358, 454, 528, 537, 681, 716, 908, 1074, 1362, 1432, 1816, 1969, 2148, 2497, 2724, 2864, 3632, 3938, 4296, 4994, 5448, 5907, 7491, 7876, 8592, 9988, 10896, 11814, 14982, 15752, 19976, 23628, 29964, 31504, 39952, 40633, 47256, 59928, 81266, 94512, 119856, 121899, 162532, 243798, 325064, 446963, 487596, 650128, 893926, 975192, 1340889, 1787852, 1950384, 2681778, 3575704, 5363556, 7151408, 10727112, 21454224]

約数ペア:

[(1, 21454224), (2, 10727112), (3, 7151408), (4, 5363556), (6, 3575704), (8, 2681778), (11, 1950384), (12, 1787852), (16, 1340889), (22, 975192), (24, 893926), (33, 650128), (44, 487596), (48, 446963), (66, 325064), (88, 243798), (132, 162532), (176, 121899), (179, 119856), (227, 94512), (264, 81266), (358, 59928), (454, 47256), (528, 40633), (537, 39952), (681, 31504), (716, 29964), (908, 23628), (1074, 19976), (1362, 15752), (1432, 14982), (1816, 11814), (1969, 10896), (2148, 9988), (2497, 8592), (2724, 7876), (2864, 7491), (3632, 5907), (3938, 5448), (4296, 4994)]