21993198

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 48771072

約数和(自身を除く): 26777874

約数列:

[1, 2, 3, 6, 23, 31, 46, 53, 62, 69, 93, 97, 106, 138, 159, 186, 194, 291, 318, 582, 713, 1219, 1426, 1643, 2139, 2231, 2438, 3007, 3286, 3657, 4278, 4462, 4929, 5141, 6014, 6693, 7314, 9021, 9858, 10282, 13386, 15423, 18042, 30846, 37789, 69161, 75578, 113367, 118243, 138322, 159371, 207483, 226734, 236486, 318742, 354729, 414966, 478113, 709458, 956226, 3665533, 7331066, 10996599, 21993198]

約数ペア:

[(1, 21993198), (2, 10996599), (3, 7331066), (6, 3665533), (23, 956226), (31, 709458), (46, 478113), (53, 414966), (62, 354729), (69, 318742), (93, 236486), (97, 226734), (106, 207483), (138, 159371), (159, 138322), (186, 118243), (194, 113367), (291, 75578), (318, 69161), (582, 37789), (713, 30846), (1219, 18042), (1426, 15423), (1643, 13386), (2139, 10282), (2231, 9858), (2438, 9021), (3007, 7314), (3286, 6693), (3657, 6014), (4278, 5141), (4462, 4929)]