21620192

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3613}}^1$

素因数の和:3651

約数の個数: 48

約数和(自身を含む): 49179312

約数和(自身を除く): 27559120

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 352, 374, 544, 748, 1496, 2992, 3613, 5984, 7226, 14452, 28904, 39743, 57808, 61421, 79486, 115616, 122842, 158972, 245684, 317944, 491368, 635888, 675631, 982736, 1271776, 1351262, 1965472, 2702524, 5405048, 10810096, 21620192]

約数ペア:

[(1, 21620192), (2, 10810096), (4, 5405048), (8, 2702524), (11, 1965472), (16, 1351262), (17, 1271776), (22, 982736), (32, 675631), (34, 635888), (44, 491368), (68, 317944), (88, 245684), (136, 158972), (176, 122842), (187, 115616), (272, 79486), (352, 61421), (374, 57808), (544, 39743), (748, 28904), (1496, 14452), (2992, 7226), (3613, 5984)]