21092886

素因数分解:

$2^1\times 3^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 112

約数和(自身を含む): 53828064

約数和(自身を除く): 32735178

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 37, 46, 51, 54, 69, 74, 81, 102, 111, 138, 153, 162, 207, 222, 243, 306, 333, 391, 414, 459, 486, 621, 629, 666, 729, 782, 851, 918, 999, 1173, 1242, 1258, 1377, 1458, 1702, 1863, 1887, 1998, 2346, 2553, 2754, 2997, 3519, 3726, 3774, 4131, 5106, 5589, 5661, 5994, 7038, 7659, 8262, 8991, 10557, 11178, 11322, 12393, 14467, 15318, 16767, 16983, 17982, 21114, 22977, 24786, 26973, 28934, 31671, 33534, 33966, 43401, 45954, 50949, 53946, 63342, 68931, 86802, 95013, 101898, 130203, 137862, 152847, 190026, 206793, 260406, 285039, 305694, 390609, 413586, 458541, 570078, 620379, 781218, 917082, 1171827, 1240758, 2343654, 3515481, 7030962, 10546443, 21092886]

約数ペア:

[(1, 21092886), (2, 10546443), (3, 7030962), (6, 3515481), (9, 2343654), (17, 1240758), (18, 1171827), (23, 917082), (27, 781218), (34, 620379), (37, 570078), (46, 458541), (51, 413586), (54, 390609), (69, 305694), (74, 285039), (81, 260406), (102, 206793), (111, 190026), (138, 152847), (153, 137862), (162, 130203), (207, 101898), (222, 95013), (243, 86802), (306, 68931), (333, 63342), (391, 53946), (414, 50949), (459, 45954), (486, 43401), (621, 33966), (629, 33534), (666, 31671), (729, 28934), (782, 26973), (851, 24786), (918, 22977), (999, 21114), (1173, 17982), (1242, 16983), (1258, 16767), (1377, 15318), (1458, 14467), (1702, 12393), (1863, 11322), (1887, 11178), (1998, 10557), (2346, 8991), (2553, 8262), (2754, 7659), (2997, 7038), (3519, 5994), (3726, 5661), (3774, 5589), (4131, 5106)]