2021189768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:351

約数の個数: 128

約数和(自身を含む): 4408992000

約数和(自身を除く): 2387802232

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 53, 92, 104, 106, 107, 149, 184, 212, 214, 298, 299, 424, 428, 596, 598, 689, 856, 1192, 1196, 1219, 1378, 1391, 1937, 2392, 2438, 2461, 2756, 2782, 3427, 3874, 4876, 4922, 5512, 5564, 5671, 6854, 7748, 7897, 9752, 9844, 11128, 11342, 13708, 15496, 15794, 15847, 15943, 19688, 22684, 27416, 31588, 31694, 31886, 31993, 44551, 45368, 63176, 63388, 63772, 63986, 73723, 89102, 102661, 126776, 127544, 127972, 130433, 147446, 178204, 181631, 205322, 207259, 255944, 260866, 294892, 356408, 363262, 366689, 410644, 414518, 521732, 589784, 726524, 733378, 821288, 829036, 844979, 1043464, 1453048, 1466756, 1658072, 1689958, 1695629, 2361203, 2933512, 3379916, 3391258, 4722406, 4766957, 6759832, 6782516, 9444812, 9533914, 10984727, 13565032, 18889624, 19067828, 19434517, 21969454, 38135656, 38869034, 43938908, 77738068, 87877816, 155476136, 252648721, 505297442, 1010594884, 2021189768]

約数ペア:

[(1, 2021189768), (2, 1010594884), (4, 505297442), (8, 252648721), (13, 155476136), (23, 87877816), (26, 77738068), (46, 43938908), (52, 38869034), (53, 38135656), (92, 21969454), (104, 19434517), (106, 19067828), (107, 18889624), (149, 13565032), (184, 10984727), (212, 9533914), (214, 9444812), (298, 6782516), (299, 6759832), (424, 4766957), (428, 4722406), (596, 3391258), (598, 3379916), (689, 2933512), (856, 2361203), (1192, 1695629), (1196, 1689958), (1219, 1658072), (1378, 1466756), (1391, 1453048), (1937, 1043464), (2392, 844979), (2438, 829036), (2461, 821288), (2756, 733378), (2782, 726524), (3427, 589784), (3874, 521732), (4876, 414518), (4922, 410644), (5512, 366689), (5564, 363262), (5671, 356408), (6854, 294892), (7748, 260866), (7897, 255944), (9752, 207259), (9844, 205322), (11128, 181631), (11342, 178204), (13708, 147446), (15496, 130433), (15794, 127972), (15847, 127544), (15943, 126776), (19688, 102661), (22684, 89102), (27416, 73723), (31588, 63986), (31694, 63772), (31886, 63388), (31993, 63176), (44551, 45368)]