21096688266

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1163891}}^1$

素因数の和:1163971

約数の個数: 48

約数和(自身を含む): 49023131040

約数和(自身を除く): 27926442774

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 53, 57, 106, 114, 159, 171, 318, 342, 477, 954, 1007, 2014, 3021, 6042, 9063, 18126, 1163891, 2327782, 3491673, 6983346, 10475019, 20950038, 22113929, 44227858, 61686223, 66341787, 123372446, 132683574, 185058669, 199025361, 370117338, 398050722, 555176007, 1110352014, 1172038237, 2344076474, 3516114711, 7032229422, 10548344133, 21096688266]

約数ペア:

[(1, 21096688266), (2, 10548344133), (3, 7032229422), (6, 3516114711), (9, 2344076474), (18, 1172038237), (19, 1110352014), (38, 555176007), (53, 398050722), (57, 370117338), (106, 199025361), (114, 185058669), (159, 132683574), (171, 123372446), (318, 66341787), (342, 61686223), (477, 44227858), (954, 22113929), (1007, 20950038), (2014, 10475019), (3021, 6983346), (6042, 3491673), (9063, 2327782), (18126, 1163891)]