21489792

素因数分解:

$2^7\times 3^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1$

素因数の和:501

約数の個数: 64

約数和(自身を含む): 57576960

約数和(自身を除く): 36087168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 191, 192, 293, 382, 384, 573, 586, 764, 879, 1146, 1172, 1528, 1758, 2292, 2344, 3056, 3516, 4584, 4688, 6112, 7032, 9168, 9376, 12224, 14064, 18336, 18752, 24448, 28128, 36672, 37504, 55963, 56256, 73344, 111926, 112512, 167889, 223852, 335778, 447704, 671556, 895408, 1343112, 1790816, 2686224, 3581632, 5372448, 7163264, 10744896, 21489792]

約数ペア:

[(1, 21489792), (2, 10744896), (3, 7163264), (4, 5372448), (6, 3581632), (8, 2686224), (12, 1790816), (16, 1343112), (24, 895408), (32, 671556), (48, 447704), (64, 335778), (96, 223852), (128, 167889), (191, 112512), (192, 111926), (293, 73344), (382, 56256), (384, 55963), (573, 37504), (586, 36672), (764, 28128), (879, 24448), (1146, 18752), (1172, 18336), (1528, 14064), (1758, 12224), (2292, 9376), (2344, 9168), (3056, 7032), (3516, 6112), (4584, 4688)]