21957504

素因数分解:

$2^7\times 3^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:499

約数の個数: 64

約数和(自身を含む): 58817280

約数和(自身を除く): 36859776

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 211, 271, 384, 422, 542, 633, 813, 844, 1084, 1266, 1626, 1688, 2168, 2532, 3252, 3376, 4336, 5064, 6504, 6752, 8672, 10128, 13008, 13504, 17344, 20256, 26016, 27008, 34688, 40512, 52032, 57181, 81024, 104064, 114362, 171543, 228724, 343086, 457448, 686172, 914896, 1372344, 1829792, 2744688, 3659584, 5489376, 7319168, 10978752, 21957504]

約数ペア:

[(1, 21957504), (2, 10978752), (3, 7319168), (4, 5489376), (6, 3659584), (8, 2744688), (12, 1829792), (16, 1372344), (24, 914896), (32, 686172), (48, 457448), (64, 343086), (96, 228724), (128, 171543), (192, 114362), (211, 104064), (271, 81024), (384, 57181), (422, 52032), (542, 40512), (633, 34688), (813, 27008), (844, 26016), (1084, 20256), (1266, 17344), (1626, 13504), (1688, 13008), (2168, 10128), (2532, 8672), (3252, 6752), (3376, 6504), (4336, 5064)]