21541170084

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2154979}}^1$

素因数の和:2155017

約数の個数: 72

約数和(自身を含む): 61908265440

約数和(自身を除く): 40367095356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 3332, 4998, 9996, 2154979, 4309958, 6464937, 8619916, 12929874, 15084853, 25859748, 30169706, 36634643, 45254559, 60339412, 73269286, 90509118, 105593971, 109903929, 146538572, 181018236, 211187942, 219807858, 256442501, 316781913, 422375884, 439615716, 512885002, 633563826, 769327503, 1025770004, 1267127652, 1538655006, 1795097507, 3077310012, 3590195014, 5385292521, 7180390028, 10770585042, 21541170084]

約数ペア:

[(1, 21541170084), (2, 10770585042), (3, 7180390028), (4, 5385292521), (6, 3590195014), (7, 3077310012), (12, 1795097507), (14, 1538655006), (17, 1267127652), (21, 1025770004), (28, 769327503), (34, 633563826), (42, 512885002), (49, 439615716), (51, 422375884), (68, 316781913), (84, 256442501), (98, 219807858), (102, 211187942), (119, 181018236), (147, 146538572), (196, 109903929), (204, 105593971), (238, 90509118), (294, 73269286), (357, 60339412), (476, 45254559), (588, 36634643), (714, 30169706), (833, 25859748), (1428, 15084853), (1666, 12929874), (2499, 8619916), (3332, 6464937), (4998, 4309958), (9996, 2154979)]