21923888

素因数分解:

$2^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3209}}^1$

素因数の和:3285

約数の個数: 40

約数和(自身を含む): 49356960

約数和(自身を除く): 27433072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 61, 112, 122, 244, 427, 488, 854, 976, 1708, 3209, 3416, 6418, 6832, 12836, 22463, 25672, 44926, 51344, 89852, 179704, 195749, 359408, 391498, 782996, 1370243, 1565992, 2740486, 3131984, 5480972, 10961944, 21923888]

約数ペア:

[(1, 21923888), (2, 10961944), (4, 5480972), (7, 3131984), (8, 2740486), (14, 1565992), (16, 1370243), (28, 782996), (56, 391498), (61, 359408), (112, 195749), (122, 179704), (244, 89852), (427, 51344), (488, 44926), (854, 25672), (976, 22463), (1708, 12836), (3209, 6832), (3416, 6418)]