21897098498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:432

約数の個数: 96

約数和(自身を含む): 38289438720

約数和(自身を除く): 16392340222

約数列:

[1, 2, 11, 22, 29, 58, 71, 79, 142, 158, 211, 319, 422, 638, 781, 841, 869, 1562, 1682, 1738, 2059, 2291, 2321, 4118, 4582, 4642, 5609, 6119, 9251, 11218, 12238, 14981, 16669, 18502, 22649, 25201, 29962, 33338, 45298, 50402, 59711, 61699, 66439, 67309, 119422, 123398, 132878, 134618, 162661, 164791, 177451, 183359, 325322, 329582, 354902, 366718, 434449, 483401, 656821, 730829, 868898, 966802, 1183499, 1313642, 1461658, 1789271, 1951961, 2366998, 3578542, 3903922, 4717169, 4778939, 5317411, 9434338, 9557878, 10634822, 12599021, 13018489, 14018629, 25198042, 26036978, 28037258, 34321471, 51888859, 68642942, 103777718, 138589231, 154204919, 277178462, 308409838, 377536181, 755072362, 995322659, 1990645318, 10948549249, 21897098498]

約数ペア:

[(1, 21897098498), (2, 10948549249), (11, 1990645318), (22, 995322659), (29, 755072362), (58, 377536181), (71, 308409838), (79, 277178462), (142, 154204919), (158, 138589231), (211, 103777718), (319, 68642942), (422, 51888859), (638, 34321471), (781, 28037258), (841, 26036978), (869, 25198042), (1562, 14018629), (1682, 13018489), (1738, 12599021), (2059, 10634822), (2291, 9557878), (2321, 9434338), (4118, 5317411), (4582, 4778939), (4642, 4717169), (5609, 3903922), (6119, 3578542), (9251, 2366998), (11218, 1951961), (12238, 1789271), (14981, 1461658), (16669, 1313642), (18502, 1183499), (22649, 966802), (25201, 868898), (29962, 730829), (33338, 656821), (45298, 483401), (50402, 434449), (59711, 366718), (61699, 354902), (66439, 329582), (67309, 325322), (119422, 183359), (123398, 177451), (132878, 164791), (134618, 162661)]